7th Grade Math Challenge

Front

Simplify the expression: 3(2x + 4) - 2(3x - 5)

Back

22

Front

4x + 7 = 31

Back

x = 6

Front

Find the area of a rectangle with length 8 cm and width 5 cm.

Back

40 square cm

Front

Solve the equation: 2/3(x + 5) = 8

Back

x = 4

Front

Calculate the volume of a cube with side length 4 cm.

Back

64 cubic cm

Front

If a car travels at an average speed of 60 mph, how far will it travel in 3 hours?

Back

180 miles

Front

2y - 7 = 11

Back

9

Front

Determine the median of the following set of numbers: 12, 18, 25, 30, 42

Back

25

Front

Simplify the expression: 5x - 3(x - 2) + 4

Back

2x + 10

Front

3 shirts at $25 each and 2 pairs of jeans at $40 each. Total cost?

Back

$155