Whiz Quiz math practice questions

Solve the equation for x.

x + y - 7 = -y

For the answer type: x = (a)  

Answer explanation

x + y -7 = -y

-y +7 -y +7

x = -2y + 7

x = 7 -2y

5x - 16 = x + 14

for the answer type: x = (a)  

Answer explanation

5x - 16 = x + 14

+16 +16

5x = x +30

-x -x

4x = 30

divide by 4

x = 7 1/2

3x -7 = 14

for the answer type: x = (a)  

Answer explanation

3x - 7 =14

+7 +7

3x =21 divide both sides by 3

x = 7

5x - 4 = 26

Type your answer as: x = (a)  

Answer explanation

5x - 4 = 26

+4 +4

5x = 30 divide both sides by 5

x = 6

7x - 15 = 27

Type answer as: x = (a)  

Answer explanation

7x -15 = 27

+15 +15

7x = 42

divide each side by 7

x = 6

9 + 4x = -27

(a)  

Answer explanation

9 +4x = -27

-9 -9

4x = -36 divide both sides by 4

x = -9

3.125 is equivalent to how many eighths?

Just write the number, you don't need to write eighths.

(a)  

Answer explanation

3.125 .125=1/8

3 x 8 = 24/8

3.125 is 25 eighths

0.33 equals 3.3 times ten to what power?

(a)  

What is 1/5 divided by 16?

Write you answer as a fraction.

(a)  

The Indianapolis 500 is held in Speedway, Indiana. The track is officially Indianapolis Motor Speedway. What is the length of one lap on the course. I'll tell you that the race takes 200 laps.

type your answer as: (a)   miles