8.EE.7 Checkpoint 1.3

Front

Solve for x: 2x + 3(5x - 7) = 47

Back

x = 4

Front

Solve for x: 2x - 3 + 4x = 27

Back

x = 5

Front

Solve for x: 3(x - 2) = 18

Back

x = 8

Front

Solve for k: 38 + 7k = 8(k + 4)

Back

k = 6

Front

Solve for v: 8v - 4(v + 8) = 8

Back

v = 10

Front

What is the distributive property?

Back

a(b + c) = ab + ac

Front

What is a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is a linear equation?

Back

An equation that makes a straight line when graphed.

Front

What is the first step in solving the equation 2x + 3 = 11?

Back

Subtract 3 from both sides.