7n +2 –(2n +7) pls help I will give you 15 points

Answers

Answer 1

Answer:

5n -5

Step-by-step explanation:

7n +2 –(2n +7)

7n +2 -2n -7

5n -5


Related Questions

if you can help i would be happy

Answers

Answer:

x =8

Step-by-step explanation

8 - 5 + 3 = 9    

pls help help meeeeeeeeeeee

Answers

Step-by-step explanation:

[tex] 200 = \pi{r}^{2} \\ {r}^{2} = \frac{200}{\pi} = 63.66 \\ r = 7.97 = 8[/tex]

Point VV is located at (-5,3)(−5,3) on the coordinate plane. Point VV is reflected over the yy-axis to create point V'V ′ . Point V'V ′ is then reflected over the xx-axis to create point V''V ′′ . What ordered pair describes the location of V''?V ′′ ?

Answers

Given:

Point V is located at (-5,3) on the coordinate plane.

It is reflected over the y-axis to create point V'.

Point V' is then reflected over the x-axis to create point V''.

To find:

The location of point V''.

Solution:

We have,

Point V= (-5,3)

If point V reflected over the y-axis, then

[tex](x,y)\to (-x,y)[/tex]

[tex]V(-5,3)\to V'(5,3)[/tex]

If point V' reflected over the x-axis, then

[tex](x,y)\to (x,-y)[/tex]

[tex]V'(5,3)\to V''(5,-3)[/tex]

Therefore, the ordered pair (5,-3) describes the location of V''.

Answer:

5,3

Step-by-step explanation:

Point VV is located at (-4,6)(−4,6) on the coordinate plane. Point VV is reflected over the xx-axis to create point V'V

. What ordered pair describes the location of V'?V

?

You roll a spinner that is numbered 1-4. What is the probability of landing on a number less than 3 and then landing on a 4? (determine the answer and explain your process for doing so)

Answers

Answer:

The probability is 1/4

Step-by-step explanation:

So there's 4 possible outcomes. So if you roll the spinner and you can only get one outcome. So it'll be 1/4.

Answer:

P(<3, then 4) = 1/2 x 1/4 = 1/8

Step-by-step explanation:

probability of a number less than 3 would mean landing on a 1 or 2, which has a prob. of 1/2

probability of landing on the number 4 is 1/4

multiply the probabilities

In ΔSTU, the measure of ∠U=90°, TS = 41, UT = 9, and SU = 40. What is the value of the sine of ∠S to the nearest hundredth?

Answers

Answer:

Step-by-step explanation:

sinS = 9/41 ≅ 0.22°

The segments in each figure are tangent to the circle at the points shown.
Find each length.

Answers

9514 1404 393

Answer:

  RS = RT = 2

Step-by-step explanation:

The two tangents from a point are the same length.

  RS = RT

  y = y^2/2

  y^2/2 -y = 0

  y(y/2 -1) = 0 . . . . factor out y

Values of y that make these factors zero are ...

  y = 0 . . . . . . . . true if points R, S, T are coincident on the circle

  y/2 -1 = 0   ⇒   y = 2

Then the segment lengths are ...

  RS = RT = 2

Help ASAP please Ahhhhh

Answers

Answer:its A

Step-by-step explanation:

Answer:

Your answer would be A. Your welcome

Order the decimals from least to greatest.

0.7, 0.71, 0.07

Answers

Answer:

0,07, 0.7, 0.71

Step-by-step explanation:

0.07, 0.7, 0.71

that's it

Two supplementary angles that are 4x and 5x what is the value of x

Answers

Answer:

x = 20

Step-by-step explanation:

4x + 5x = 9x

9x = 180 (supplementary angles add up to 180 degrees)

Divide 180/9 = 20

Answer:

x = 20.

Step-by-step explanation:

Supplementary angles sum to 180, so:

4x + 5x = 180

9x =  180

x = 20.

how many solutions does 4x+1=3x+2

one solution
no solution
infinitely many solutions ​

Answers

One solution hope this helps :)

Answer:

one solution

Step-by-step explanation:

If you simplify the equation, it becomes 1x+1=2. Then you subtract the 1 from 2 and get 1x=1. Therefore, x=1 which is ONE SOLUTION.

I need help..........​

Answers

Answer:

[C] 3 ⅔

Explanation:

5 ⅓ - 1 ⅔

= 3 ⅔

please I am struggling really bad help me

Answers

A I’m pretty sure that’s the answer

for the pairs below put each question in slope intercept form and whether the graphs of the line will be identical, parallel, or intersecting, Also determine how many solutions the system of equations will have​

Answers

3: rearrange the 2nd equation so y is isolated, add 3x to both sides
Both equations are now y = 3x + 2. So they are identical, and therefore have infinite solutions since solution means how many times do these lines meet/overlap.

4: rewrite left-right and the equations are now:
y = -x
y = -x -2
Same slope but different intercept (b value), so they are parallel and NEVER meet (NO SOLUTIONS)

5. Rearrange:
y = -x + 4
y = x + 4

So they have different SLOPES in this example (m value). This means they are not parallel or identical, so they can only cross once (one solution)

6: rearrange both
y = 3x - 1
y = 3x + 1
Same slope (m=3), different intercepts (b= 1 and -1). Same slope means parallel, different b means different intercepts so they are NOT identical. Since parallel lines can not cross, there are no solutions

7: y = 2x + 4
y = 2x - 4
Same slope (m=2), different b values (y-intercepts are 4 and -4), so parallel but not identical, no solution

which of the following represents a function of protein within a organism ?


A.storing genetic information
B.storing energy
C.generating heat
D.fighting infection​

Answers

Answer:

A

Step-by-step explanation: ITS RIGHTTTTTTTTTTTTTTTTT

PLEASE HELP MEEEEEE I AM SOOOOOOOOOOOO CONFUZED
Calculate the area of the irregular polygon shown below:

24 square inches
44 square inches
54 square inches
84 square inches

Answers

44 square inches :) you add all of the sides together. You also have to find the sides that weren’t listed.

17.) An ostrich can run 174 feet in 3 seconds. What is the slope of the line and what does it
represent?

Answers

The slope of the line is positive. The slope of the line is 58. The ostrich can run 58 feet per second.

What times 7 will get me to 38?

Answers

There are 5 times 7 in 38 easy you can search it up and it gives you the answer right away

Answer:

5.428571428571429

Step-by-step explanation: just do 38 divided by 7 on a calculator

What is 'twelve and forty-eight thousandths” in
decimal form?

Answers

Answer:

0.1248

Step-by-step explanation:

I think this is right

hope this helps :)

I’ll give u brainiest pls help me im so lost

Answers

Answer:

(f o g)(4)=27

Step-by-step explanation:

(f o g)(4)=2x+5

f(g(4))=2x+5

f(4²-2(4)+3)=2x+5

f(16-8+3)=2x+5

f(8+3)=2x+5

f(11)=2x+5

f(11)=2(11)+5

f(11)=22+5

f(11)=27

Therefore, (f o g)(4)=27

Oliver buys 4 pineapples. Each pineapple is
$2 off the original price. He pays $4. What is
the original price of a pineapple?

Answers

Answer:

hello

Step-by-step explanation:

The original price i 1 dollar

please help me with this slope problem! :) (brainliest)

Answers

Answer:

Plot these points

(1,935)

(2,870)

(3,805)

(4,740)

(5,675)

Slope= -65

y intercept = 1000

and what it's saying is that we travel at a speed of 65 units an hour and we start 1000 miles away

Step-by-step explanation:

Just graph these points which you can get by plugging in the numbers

1000-65= 935

(1,935)

1000-65*2=870

(2,870)

1000-65*3= 805

(3,805)

1000-65*4=740

(4,740)

1000-65*5= 675

(5,675)

B:

y= mx+b where m is the slope and B is the y intercept

we can re write the equation as follows

-65x+1000

It's pretty clear that -65 is the slope and 1000 is the y intercept

Sombody pls help me:(

Answers

1: 8:1

2: 2/4:3/4

3: 1:2

4: 32/4:3/4

Solve the equation

x+4=3(3x-4)

Answers

Answer:

x = 2

Step-by-step explanation:

x+4=3(3x-4) the answer is

Q1 - Understanding simultaneous equations
Solve these simultaneous equations.
4 pillows and 5 quilts cost $57
9 pillows and 5 quilts cost $72
Find the cost of one of each.
4p + 59 = 57
9p + 59 = 72
P =
and q =
3 apple pies and 5 banoffee cost $28
3 apple pies and 7 banoffee cost $38
Find the cost of one of each.
3a + 5b = 28
3a + 2b = 38
a =
C
and b =
6 mugs and 3 plates cost $21
3 mugs and 3 plates cost $15
Write down and solve simultaneous
equations (m is the cost of a mug and
p is the cost of a plate, in $).
cal
m =
and p =
[
0

Answers

p and q are the numbers of pillows and quilts, respectively.
4p+5q = 57
9p+5q = 72

Subtract the second equation from the first equation.

4p+5q = 57
-9p-5q = -72
——————
-5p = -15

p = 3

4(3)+5q = 57
5q = 57-12 = 45
q = 9

A pillow costs $3. A quilt costs $9.

Given the side length, determine whether the triangle is acute, right, obtuse or not a triangle.

10, 23, 41



A. Acute
B. Right
C. Obtuse
D. Not a triangle

Answers

Since 41 is greater than the sum of the other two sides this is not a triangle.

Mr. And Mrs. Jenkins wanted to make a down payment of $25,000 on a house. If the house costs $125,000, what percent is this?

Answers

Answer:

20%

Step-by-step explanation:

Mr. And Mrs. Jenkins wanted to make a down payment of $25,000 on a house. If the house costs $125,000, what percent is this?

The Percentage of the down payment is given as:

Down payment/Cost of the house × 100

Down payment = $25,000

Cost of the house = $125,000

$25,000/$125,000 × 100

= 20%

The percentage is 20%

Someone help and makes sure the answer is right please :)

Answers

Answer:

x=6

Step-by-step explanation:

Since the two lines  are  parallel, the angles are congruent to each other.

-4+14x=80

14x=84

x=6

Hope  this helps!

Answer:

6

Step-by-step explanation:

-4+14x=80

14x=84

x=6

Hopefully, it helps and it's correct!

whats does espanol mean

Answers

I believe it means Spanish.

Answer:

Spanish.

Step-by-step explanation:

It is the language Spanish but the word is in spanish hahahahahah.

is 6 greater then 0.8

Answers

Answer:

Yup, its greater than 0.8

Answer:

Yes

Step-by-step explanation:

0.8 is less than 1 and 6 is greater than one so 6 is greater than 0.8. :)

factorise 343m^3 + 27n^3​

Answers

answer:m3+27n3

Step-by-step explanation:

Rewrite

27

n

3

as

(

3

n

)

3

.

m

3

+

(

3

n

)

3

Since both terms are perfect cubes, factor using the sum of cubes formula,

a

3

+

b

3

=

(

a

+

b

)

(

a

2

a

b

+

b

2

)

where

a

=

m

and

b

=

3

n

.

Hope it helps ☺️☺️☺️

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