x – 4y = 27
3x + y = -23

Answers

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

x=-5, y=-8

Explanation:

I did it already


Related Questions

Rectangles HIJK and WXYZ are similar.



Help ❤️

Answers

Answer:

m/3=2/5

Step-by-step explanation:

best answer gets brainliest​

Answers

k= -3

3y = x+6 can be rewritten as y = 1/3x + 2
a perpendicular slope is the opposite reciprocal of the original slope
so instead of 1/3 it would be -3
therefore. k must equal -3 to be perpendicular to 3y = x+6

PLEASE ANSWER ASAP FOR BRAINLEST WITH WORK!!!!!!!!!!!!!!!!!!!!!!
here are some screenshots to help figure out the area of the figure!
thank you in advance!
btw im giving out 100 points and a brainlest so make sure to answer correctly.

Answers

Answer:

10

Step-by-step explanation:

I found the anser by multiplying 5 * 4 = 20, and then multiplying 2 * 2 = 4, then 3 * 2 = 6. Next you add 6 and 4, which equals 10. Finally you subtract 10 from 20 to find your answer of ten.

Hope this helps

What number is missing from this factor tree for the prime factorization of 328?

A. 39
B. 41
C. 42
D. 82

Answers

answer B. 41

328
/ \
2 164
/ \
2 82
/ \
2 41

Answer: Your Answer Is A) 41

Step-by-step explanation:

             328

              ^

          2 x 164

              ^

          2 x 82

              ^

          2 x 41

What percent is represented by the region that is shaded? Exact
answers only (no rounding).

Answers

I jus sayin the park with the woods on the woods at the mall

Answer:

64 percent

Step-by-step explanation:

because there is 24 sq and 100 divided by 24 is 4, 4 times 16 is 64

Which of the following equals sin A?

Ignore my answer.

Answers

Answer:

You are correct it is A. cos B

Step-by-step explanation:

4. Which of the following numbers is not a solution of the inequality 3x – 5 > 4x – 3?
a. -1
b. -2
c. -3
d. -5

Answers

Options c and d are correct.

What is inequality?

A statement of an order relationship greater than, greater than or equal to, less than, or less than or equal to between two numbers or algebraic expressions.

What is solution for inequality?

A solution for an inequality in x is a number such that when we substitute that number for x we have a true statement.

According to the given question

We have an inequality

3x - 5 > 4x - 3

⇒ 3x - 4x > -3 + 5

⇒ -x > 2

x < -2

Hence, those numbers which are less than -2 will be the the solutions of the given inequality 3x - 5 > 4x - 3. Therefore options c and d are correct.

Learn more about the inequality here:

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Tyler is observing the ascent of a
steel beam being lifted by a crane
from a position about 250 feet
away. What function models the
height h in feet of the beam as a
function of the angle of inclination
from Tyler's position to the steel
beam?

Answers

Answer:

Step-by-step explanation:

tanθ = h/250

h = 250tanθ

The height h in feet of the beam as a function of the angle of inclination from Tyler's position to the steel beam is h = 250 tanθ feet

What is angle of inclination?

"The angle inclination of a line is the angle formed by the intersection of the line and the x-axis."

What are trigonometric functions?

"The trigonometric functions are real functions which relate an angle of a right-angled triangle to ratios of two side lengths."

We have

Adjacent side = 250 feet

From the figure,

We can write trigonometric function

Tanθ = [tex]\frac{AB}{BC}[/tex]

Tanθ = [tex]\frac{h}{250}[/tex]

h = 250 tanθ feet

Hence, The height h in feet of the beam as a function of the angle of inclination from Tyler's position to the steel beam is h = 250 tanθ

Learn more about angle of inclination and trigonometric functions here

https://brainly.in/question/1013629

https://brainly.in/question/6826052

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I really hate doing area so someone please help me out

Answers

Answer:

36

Step-by-step explanation:

You have to split it into 3 different sections,

multiply base times height and

all the answers you got.

Answer:

36

Step-by-step explanation

the top box is 6x4

the connecting box is 3x2

the bottom box is 6x1

6x4=24

3x2=6

6x1=6

24+6+6=36

Area=36

Select ALL the values that make the inequality true: n>-6
А. -8
B.-5
C.6
D-1

Answers

Answer:

The answer to the question is A.-5 D.-1

10^(x-2)=1000 Show or explain your reasoning.

Answers

Answer: x=5 trust me it right

Step-by-step explanation: hope this help:D

I don’t have time to explain bc I have work to do.

answer hurry please

Answers

Answer:

-3

Step-by-step explanation:

wathway lol look it up gives u all the answers.

precalc! 50 points! please someone help me i’ll do anything for you

Answers

Step-by-step explanation:

3. We know the x value which is -5 and the y value which is 1. We need to find the hypotenuse which we refer to the r. We use the pythagorean theorem for that

[tex] {x}^{2} + {y}^{2} = {r}^{2} [/tex]

[tex] { - 5}^{2} + {1}^{2} = r {}^{2} [/tex]

[tex]25 + 1 = r {}^{2} [/tex]

[tex]26 = r {}^{2} [/tex]

[tex]r = \sqrt{26} [/tex]

Now let find the sin, csc, and tan.

To find sin let use the formula

[tex] \frac{y}{r} [/tex]

[tex] \frac{1}{ \sqrt{26} } [/tex]

Rationalize the denominator

[tex] \frac{1}{ \sqrt{26} } \times \frac{ \sqrt{26} }{ \sqrt{26} } = \frac{ \sqrt{26} }{26} [/tex]

[tex] \sin = \frac{ \sqrt{26} }{26} [/tex]

To find cosecant, it is the reciprocal of sin so it would be

[tex] \csc = \frac{26}{ \sqrt{26} } \times \frac{ \sqrt{26} }{ \sqrt{26} } = \sqrt{26} [/tex]

To find tan, do

[tex] \frac{y}{x} [/tex]

Which is simply

[tex] \tan= \frac{1}{ - 5} [/tex]

4. Kennedi is correct since in the 2nd quadrant

The x value is negative, and the y value is positive.

Since sin is referred in trig as the y value, sin must be positive.

−4x+7y=3 what are the intercepts!!!!!

Answers

I got x= -3/4 and y= 3/7

Calcular la energía cinética de un coche de masa 1500 Kg que circula con una velocidad de 90 km/h.​

Answers

Answer:

468750 esta es la energia cinética

Zoey surveyed 580 of the students in her school about their favorite color. 35% said their favorite color was purple. How many students' favorite color was purple?

Answers

Answer:

203 students surveryed purple as their favorite color

Step-by-step explanation:

Let's set this up like a fraction

Percentages are always out of 100 so the denoninator will be 100

Since the number of students who's favorite color is equal to 35%, we will equal both fractions together

Variable x = number of students for purple

x/580 = 35/100

Cross multiply

x × 100 = 580 × 35

100x = 20,300

Isolate the variable by dividing both sides by 100

x = 203

203 students surveryed purple as their favorite color

Pls help ASAP if you can please

Answers

Answer:

136

Step-by-step explanation:

to find the triangle's surface area, you do the height (4) multiplied by the base (6). Then for the rectangles, you multiply the width (5 or 6) by the length (7). Then you add up all the numbers to get your answer.

Giving a test to a group of students, the grades and gender are summarized below

A B C Total
Male 4 11 15 30
Female 12 19 16 47
Total 16 30 31 77


If one student is chosen at random,

Find the probability that the student was male AND got a "A".

Answers

Answer:

id

Step-by-step explanation:

Answer:

0.052

Step-by-step explanation:

[tex]P=\frac{4}{77}=.052[/tex]

Which pair of points have equal x-coordinates?
no
B
5
37-8.5
8
+ 1 2 3 4 5 6 7 8 x
2
994019
5
6
S
O points Q and R
O points Q and T
points Rands
Opoints S and T

Answers

8 is the answer to the question

Answer:

option B

Step-by-step explanation:

I did it.

HURRY IM TIMED!!!
Select all the expressions that are equivalent to 21.
A.210 ÷ 10
B.741 ÷ 39
C.630 ÷ 30
D.756 ÷ 36
E.200 ÷ 10

Answers

Answer:

A, C, and D

Step-by-step explanation:

Answer: A - C - D  

Step-by-step explanation:

A= 21

B= 19

C= 21

D= 21

E= 20

If a car travels 55 miles per hour, how long will it have traveled if it travels 110 miles?

Answers

Answer:

2 hours

Step-by-step explanation:

2 hours
Step by step explanation

can someone help me with a two step equation that will be x=2

Answers

Answer:

i can help

Step-by-step explanation:

Answer:

Step-by-step explanation:

2

Multiply. Write your answer in simplest form. 1/9 x 3/10

Answers

Answer:

1/30

Step-by-step explanation:

When you multiply fractions, you just muliply across,

1*3= 3

9*10= 90

you now have 3/90 but you have to simplify, we know 3 goes into 3 and it also goes into 90 equally

3/3= 1

90/3= 30

So your answer is 1/30!!

I hope this helps!!!!!!!!!!!

Considering a bag of marbles has 5 green marbles, 3 blue marbles, and 2 red marbles. Three marbles are drawn in sequence and are taken without replacement. What is the probability P( 2nd draw is green| 1st draw is red)?

A) 555.5
B) 55.5
C) 5.5
D) .5555

Answers

Answer:

A

Step-by-step explanation:

basta a hehehehhjshshshss

Write and solve the inequality.
Nine less than the product of a number n and is no more than 95.
Fill in the boxes,

Answers

box 1: 1/4

first arrow: - (less than)

second arrow: < (less than or equal to if that's an option, that means there would be a line underneath <)

box 2: 1/4

third arrow: same as second arrow

last arrow: =

box 3: 104 ÷ 1/4 = 416

message if you dont understand

hope this helped

The inequality shows a relationship between two numbers or two expressions.

There are commonly used four inequalities:

Less than = <

Greater than = >

Less than and equal = ≤

Greater than and equal = ≥  

The inequality that represents the given statement is

(1/4)n ≤ 95 + 9

The number n is n ≤ 416.

What is inequality?

It shows a relationship between two numbers or two expressions.

There are commonly used four inequalities:

Less than = <

Greater than = >

Less than and equal = ≤

Greater than and equal = ≥  

We have,

Nine less than the product of a number n and 1/4 is no more than 95.

Let the number be n.

Now,

No more than means,

We have less than, greater than, and equal to.

We can use less than and equal to.

The inequality can be written as,

1/4 x n - 9 ≤ 95

(1/4)n - 9 ≤ 95

Add 9 on both sides.

(1/4)n ≤ 95 + 9

(1/4)n ≤ 104

Multiply 4 on both sides.

n ≤ 416

Thus,

The inequality that represents the given statement is

(1/4)n ≤ 95 + 9

The number n is n ≤ 416.

Learn more about inequalities here:

https://brainly.com/question/20383699

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If the ratio of AB:BC is 7:4,
what is the length of AB?

If the ratio of AB:AC is 8:7, what is the length of AC?

PLZ HELP

Answers

Answer:

The answer will be :-

2. AB = 31.5 in

3. AC = 5.25 in

What is x + x in the mathematics

Answers

Answer:

X+x =2x

Step-by-step explanation:

I think this ans may help you

Answer:

2x

Step-by-step explanation:

x + x also equals x times 2

Sally rents a life jacket for a one-time fee of $5. She then rents a canoe for $15 per hour. Write an expression that represents the total cost, in dollars, to rent the life jacket and the canoe for h hours.

Answers

Answer:

3.00/8

Step-by-step explanation:

because u simplify 15/5 and u get 3

(p+1)x^(2)+(5p-3)x+2p=-3

Answers

Answer:

3.

Step-by-step explanati

Sixteen is divided by the sum of the number q and 1. The result is four. What is the number.

Answers

Answer:

The number is 3.

Step-by-step explanation:

Ok, so here we're solving for a variable. The equation would be:

16 ÷ (q + 1) = 4

We can rewrite this as:

4(q + 1) = 16

First, you need to isolate q + 1. To do that, you to the inverse of the operation. IN this case, division is the inverse of multiplication. So:

4(q + 1) = 16

÷4           ÷4

     q + 1 = 4

Alright, now we isolate q. The inverse of addition is subtraction, so we do this:

q + 1 = 4

  - 1   - 1

    q = 3

Now for our check:

16 ÷ (q + 1) = 4

16 ÷ (3 + 1) = 4

16 ÷ 4 = 4

4 = 4

q = 3

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