8th Grade Math

Slope

100

Find the slope given two points: (2,4) and (5,8)

What is 3/2?

200

Find the slope in the following equation: y=3/7x+6

What is 3/7

300

Find the slope given two points: (0,0) and (4,-8)

What is -2

400

Find the slope given two points: (8,3) and (5,2)

What is 1/3

500

Find the slope given the two points: (-3, -5) and (-2, -9)

What is -4? 

Systems

100

What is the solution to a system of equation?

What is an ordered pair or the point of intersection between two lines 

200

Find the solution y=3x+5 and y=11

What is (2,11)

300

Find the solution y=3x+6 and y=4x

What is (6,24)

400

Find the solution

 -9x - 9y = 0 

 6x + 9y = -6

What is (2,-2)

500

Find the solution 

 2x + 3y = 5

-2x -3y = -1

What is no solution?

Expressions

100

Simplify 8(2 + 6 p)

What is 16 +48p

200

Simplify 3(2 + 2v) − 3(1 + 4v)

What is 3-6v

300

Simplify 12 ÷ 6 +5² × 3

What is 77

400

Simplify 

14-8 +3+8(24 ÷ 8)

What is 33

500

-4(1+ 5) ²÷ 6 – (42+5)

What is -71?

Equations

100

Solve 8n + 7 = 31

What is n=3

200

Solve −9x + 1 = −80

What is 9

300

Solve  −12(x + 5)=144

What is x=-17

400

Solve  3 + 5(x + 6)= -37

What is -14?

500

Solve 

5(2x + 6)= −4(−5−2x)+3x

What is x=10?

Miscellaneous

100

This is the only even prime number

What is 2?

200

The square root of 73 is between which two whole numbers?

What is 8 and 9?

300

The hypotenuse of a right triangle with sides 6 and 8

What is 10?

400

This is the value of 7⁰

What is 1

500

This is the only number that has the same number of letter as its meaning

What is 4?