Mathematics High School

A boat is traveling a distance of 90 km at a speed of 30 km/s, how long will it take to reach its destination?
PLEASE SHOW WORK!

Answers

Answer 1

Answer:

3 sec

Step-by-step explanation:

Answer 2

Answer:

[tex]3[/tex] seconds

Step-by-step explanation:

[tex]90 \div 30 = 3[/tex]

It will take [tex]3[/tex] seconds for the boat the reach its destination.

Related Questions

Where are the black dots located at!?!?

Answers

Answer:

Lower one: (-3, 3)

Higher one: (-4, 6)

Step-by-step explanation:

Go along the "X-axis" the go up or down along the "Y-axis" to get to the black dots.

Answer: (-3,3) (-4,6)

Which would be an equivalent way to write y= 2 - 3x ?

a) y= -3x - 2
b) y= -3x + 2
c) y= 3x - 2
d) y= 3x + 2

Answers

The answer is B, because the numbers in the equation are 2, and -3x. The signs have to stay with the numbers they are with. So if you move the 3 to the front you have to keep the negative with it.

5x - 4y = -10
y = 2x - 5
2 =
y =

Answers

Answer:

x=10

y=15

Step-by-step explanation:

Since we know y in terms of x, we can use substitution and say instead of-

5x-4y=-10

5x-4(2x-5)=-10

5x-8x+20=-10

-3x=-30

x=10

Substitute x into the equation-

y=2x-5

y=2(10)-5

y=20-5=15.

what is 26453 x 45=??????????????????

Answers

Step-by-step explanation:

11,90,385 is the correct answer.

PLEASE THANK, RATE AND FOLLOW ME,

AND PLEASE MARK ME AS "BRAINLIEST" ANSWER

HOPE IT HELPS YOU

Answer: The answer to that is 1190385.

3)
Three angles are in the ratio 2:3:5
The smallest angle is 50
Work out the sizes of the other two angles

Answers

Answer:

The other two angles are 75° and 125°.

Step-by-step explanation:

Let three angles are 2x, 3x and 5x.

The smallest angle is 50.

It means,

2x = 50

x = 25

So,

3x = 3(25) = 75°

5x = 5(25) = 125°

So, the other two angles are 75° and 125°.

8m = 3.2

Solve for m

Please show steps thanks so much

Answers

Answer:

0.4

Step-by-step explanation:

8m = 3.2

divide both sides by 8

m = 0.4

Answer:

m=0.4

Step-by-step explanation: i got it right on my test

If Point (-5,-3) is reflected over the x-axis, which quadrant
will the point be in (after reflection)?

Answers

Answer:

It would be in quadrant 2

Step-by-step explanation:

(-5,-3) is in quadrant 3

the reflected point would be (-5,3)

Change the following fractions to Improper Fractions
1. 6 7/8
2. 5 6/9
3. 2 ¾
4. 1 4/5
5.7 2/3​

Answers

Steps for this:
-Multiply the denominator by the big number on the left. In the case of #1, you would multiply 6 by 8.
-Then add that product to the numerator. In #1, you would add 7 to 48.
-Finally, make the denominator the same as before. In this case, the denominator is 8.

1) 55/8
2) 51/9
3) 11/4
4) 9/5
5) 23/3
1. 55/8
2. 51/9
3. 11/4
4. 9/5
5. 23/3

Write a rule for the linear function in the table.


f(x) = 4 – x

f(x) = x + 4

f(x) = x – 4

f(x) = 4x

Answers

Answer: BRAINLY

f(x)=x-4 is the answer i believe

Answer :

The function is  

Step-by-step explanation:

Given values in table :

x        f(x)

3         -1

4          0

5          1

6          2

Here we see there is a difference of 4 in the values of x and f(x)

i.e. 3-(-1)=4

or 4-0=4

Similarly 5-1=4

6-2=4

So x-F(x)=4

Adding F(x) -4 both sides

x-F(x) +F(x) -4=4+F(x) -4

We have F(x)= x-4

Step-by-step explanation:

i cant find the answer

What would be the best method to solve
the system of equations below?
6x + 3y = 21
2x – 3y = -13

Answers

I would change 6x+3y=21 to y=-2x+7.
You can isolate the y value by subtracting the x to the other side. All the numbers have 3 in common, so you need to divide all of them by 3. I would then substitute the new equation into the 2x-3y=-13, making it 2x-3(-2x+7)=-13
You wove the equation, and once you get your x value, you needles to substitute it in the equation: y=-2x+7
The final answers will be x=1 and y=5

Elimination method is the best method to solve the system of equations below

What is Equation?

Two or more expressions with an Equal sign is called as Equation.

The given system of equations

6x + 3y = 21...(1)

2x – 3y = -13...(2)

Add equations (1) and (2)

6x+3y+2x-3y=21-13

8x=8

Divide both sides by 8

x=1

Now plug in x value in equation 1

6+3y=21

Subtract 6 from both sides

3y=15

Divide both sides by 3

y=5

By Elimination method we find the values of x and y.

Hence, Elimination method is the best method to solve the system of equations below

To learn more on Equation:

https://brainly.com/question/10413253

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PLS HELP!!!!!!!!!!!!!!!!!! THIS IS DUE SOON AND I DONT GET IT
PLSSSSSSSS HEELPPPP BRAINLIEST PROMISED AND 24 POINTS. PLS HELP!

Answers

Answer:

80

Step-by-step explanation:

im not sure i ever done this but 1x2=2 and 2x 40= 80

i dont know sorry im trying my bets

HELP PLEASE ASAP!!!!!!!!

Brainliest goes to correct answer and 30 points given!!!!!

Answers

Answer:

lol lots of luck

Step-by-step explanation:


Which measure is of an angle that is coterminal with a 95° angle?

Answers

Answer:

95° - (1,080 n) °, for any integer n

Step-by-step explanation:

Co-terminal angle are those angles who share the same initial side and terminal sides,

And, these angles are obtained by adding or subtracting the multiple of 360°,

That is, if Ф is an angle,

Then its co-terminal angles are,

Ф + 360 n

Where, n is any integer (negative or positive)

Here, Ф = 95°,

Since, n is an integer,

⇒ - 3n is an integer,

Thus, the co-terminal angles of 95° are,

95° + 360° (-3n)

= 95° - (1080 n) °; for any integer n.

Step-by-step explanation:

Hope this helps!~

And I hope this is what you where looking for.

Good Luck!~

Answer:

B. 95° – (1,080n)°, for any integer n

Step-by-step explanation:

Correct on EDGE 2021!

HELP PLEASE





What are the steps in solving this system? (write them in WORDS and solve.)

5x - 2y = 4
10x - 2y = 14

Answers

5x - 2y = 4 (1)
10x - 2y = 14 (2)

divide (1) to (2),
-5x = -10
x = 2

Then, to find the y you can substitute the x = 2 to (1),
5(2) - 2y = 4
10 - 2y = 4
- 2y = 4 - 10
- 2y = - 6
y = 3

So, the x = 2 and y = 3

HELP I NEED HELP ASAP

Answers

B cause the rectangle is square

what is the answer to this equation : x+5=3x−1

Answers

Answer:    x = 3

Step-by-step explanation:

x+5 = 3x-1

+1           +1

x+6 = 3x

-x       -x

6 = 2x

/2     /2

3 = x

Answer:

x-3x=-1-5

-2x=-6

-2x/-2=-6/-2

x=3

REEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE

Answers

Answer:

first option

Step-by-step explanation:

3x - 7y and - 7y + 3x are equivalent expressions

3x is positive and - 7y is negative

As long as the signs on their coefficients do not change then they can be reversed, that is

3x - 7y = - 7y + 3x

Jonathan is in a class of 15 boys and 35 girls.40%of the students in the class take the bus to school how many students do not take the bus to school ?

Answers

40% of 40
10% of 40 is 4
4 x 4=16
40-16 =24
Answer is 24
15 + 35 to find the total of students in the class which is 50.
100 / 40 = 2.5, so divide 50 by 2.5 and you get 20

Answer is 20

(EASY MULTIPLE CHOICE I BEG YOU)

Answers

1) its number 2. 30x^7y^4

Which fraction and decimal forms match the long division problem?​

Answers

Answer:

a

Step-by-step explanation:

probably...........

Answer:

A or D I wouldn't  know which one because there the same i'm sorry

Step-by-step explanation:

Find the product (4x -3y)^3

Answers

Answer:

babooshka

Step-by-step explanation:

Should be =64x^3 -144x^2y+108xy^2-27y^3

i will mark brain thing help me what is A and B

Answers

The answer is B have a nice weekend

Help please, Ill try to give branliest if it is right :)

Answers

Answer:

3x3= 9

9-3=6

3+3=6

Step-by-step explanation:

Expresa como intervalo de solución de la desigualdad 5≤x-2≤7 *



[7,9]

[7,5)

[-7,9]

(7,9)​

Answers

Answer:

ahahahavvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv

Step-by-step explanagggggggggggggggggggggggggggggggggggggggtion:

vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvfgj

kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk

kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk

kkkkkkhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh

WILL GIVE BRAINLIEST!! Why does 0.9999999... equal 1

Answers

Answer:

9, among other ways denotes the repeating decimal consisting of infinitely many 9s after the decimal point (and one 0 before it). This repeating decimal represents the smallest number no less than every decimal number in the sequence (0.9, 0.99, 0.999, ...). This number is equal to 1.

Step-by-step explanation:

Because if you round up it becomes 1

Measure and record the length of each side of parallelogram ABCD.

Answers

Answer:

Side Length

AB = 3.61

BC =  2.0

CD=   3.61

AD = 2.0

Step-by-step explanation: plato answer

Answer:

AB = 3.61

BC =  2.0

CD=   3.61

AD = 2.0

Step-by-step explanation:

I NEED HELP PLEASEE ASAP

Answers

Answer:

7. open & shade right

4.  ∞>x>=11

5. 10.5<x<∞

9. closed & shade right

Step-by-step explanation:

Answer:

Step-by-step explanation:

K < 8= open circle on 8 shade left

d < 4 = open circle on 4 going to the left

9. closed circle on 13.5 going  to the right

Im not sure about the others but h oped this helped!

David is solving a system of linear equations by graphing. First he graphed both equations on a coordinate plane . What should be his next step in solving the system of linear equations

Answers

Answer:

look for coordinates of their intersection

Step-by-step explanation:

When looking at a system of equations you want an answer that satisfies both equations. This is no different on a graph. On the graph, you want a point that satisfies both lines. This point would be their intersection.

Andre is running in an 80-meter hurdle race. There are 8 equally-spaced hurdles on the race track. The first hurdle is 12 meters from the start line and the last hurdle is 15.5 meters from the finish line.

Estimate how far the hurdles are from one another. Explain your reasoning.
Calculate how far the hurdles are from one another. Show your reasoning

Answers

Answer:600 and 3

Step-by-step explanation: I Just know the answer sorry

Answer:

it isnt 600 and 3 it is 32 meters.

Step-by-step explanation: Lol these idiots

Choose the linear inequality that describes the graph. The gray area represents the shaded region.


4x – 6y ≥ 10

4x + 6y ≤ 10

4x + 6y ≥ –10

4x + 6y ≥ 10
please help !

Answers

Answer:

4x+6y<=10

Step-by-step explanation:

The linear inequality that describes the graph is 4x+ 6y ≤ 10.

What is Inequality?

Mathematical expressions with inequalities are those in which the two sides are not equal. Contrary to equations, we compare two values in inequality. Less than (or less than or equal to), greater than (or greater than or equal to), or not equal to signs are used in place of the equal sign.

As, The bold straight line passes through the points (1,1) and (-2, 3).

so, equation of line will be

(y- 1) = (3-1)/ (-2-1) (x-1)

y-1 = 2 / (-3) (x-1)

-3y + 3 = 2x - 2

-3y -2x = -5

If we multiply by 2 both side we get

-6y - 4x = -10

4x+ 6y= 10

So, the required inequality for gray area is 4x+ 6y ≤ 10.

Learn more about Inequality here:

https://brainly.com/question/14379175

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