Pre-Algebra Review #1

Front

What is the solution to the equation 7 + a/3 = 5?

Back

a = -6

Front

Solve for k in the equation -5k + 10 = -2k - 14.

Back

k = 8

Front

What is the value of a in the equation -3a + 8 = 14?

Back

a = -2

Front

Find x in the equation 17 = x + 3.

Back

x = 14

Front

Solve for x in the equation 8x + 9 - 7 = 18.

Back

x = 2

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What does it mean to isolate a variable in an equation?

Back

To manipulate the equation so that the variable is on one side and all other terms are on the other side.

Front

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

Back

Subtract 3 from both sides.

Front

What is the definition of a coefficient?

Back

A numerical factor in a term of an algebraic expression.

Front

What is the solution to the equation 4x - 5 = 3?

Back

x = 2.