Final review for math

Front

Solve for x: x + 9 = 21

Back

12

Front

Simplify: 9(10 – 8x) + 4x

Back

–68x + 90

Front

Calculate: -3 + 2

Back

-1

Front

Solve for k: 96 = 6(k + 8)

Back

8

Front

Simplify: 9x + 12 – 5x – 10

Back

4x + 2

Front

Definition: Variable

Back

A symbol used to represent an unknown value in mathematics.

Front

Definition: Equation

Back

A mathematical statement that asserts the equality of two expressions.

Front

Definition: Simplification

Back

The process of reducing an expression to its simplest form.

Front

Definition: Coefficient

Back

A numerical factor in a term of an algebraic expression.

Front

Definition: Constant

Back

A fixed value that does not change.