Adding and Subtracting Linear Expressions Review

Front

What is the result of (-8x + 1) - (8x - 1)?

Back

-16x + 2

Front

What is the result of (7x + 12) - (4x + 3)?

Back

3x + 9

Front

What is the result of (7x + 2) - (3x + 1)?

Back

4x + 1

Front

What is the result of (9x + 5) - (6x - 8)?

Back

3x + 13

Front

What is the result of (-6x - 11) - (-2x - 4)?

Back

-4x - 7

Front

Define a linear expression.

Back

An expression that can be written in the form ax + b, where a and b are constants.

Front

What does it mean to combine like terms?

Back

To simplify an expression by adding or subtracting terms that have the same variable raised to the same power.

Front

What is the distributive property?

Back

a(b + c) = ab + ac; it allows you to multiply a single term by two or more terms inside a parenthesis.

Front

How do you subtract a negative number?

Back

Subtracting a negative number is the same as adding its positive counterpart.

Front

What is the coefficient in the expression 5x + 3?

Back

The coefficient is 5, which is the number multiplying the variable x.