Subtract linear expressions

Front

What is the result of (7a + 4) - (9a + 2)?

Back

-2a + 2

Front

What is the result of (10x + 2) - (8x - 4)?

Back

2x + 6

Front

What is the result of (6x + 3y + 4) - (8x + 9y)?

Back

-2x - 6y + 4

Front

Find the difference (2x + 5) - (x + 4).

Back

x + 1

Front

What is the result of (3x - 4) - (7x - 2)?

Back

-4x - 2

Front

Define linear expression.

Back

A linear expression is an algebraic expression in which each term is either a constant or the product of a constant and a single variable.

Front

What does it mean to subtract linear expressions?

Back

Subtracting linear expressions involves finding the difference between two expressions by combining like terms.

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power.

Front

What is the first step in subtracting linear expressions?

Back

The first step is to distribute the negative sign across the second expression.

Front

How do you combine like terms?

Back

To combine like terms, add or subtract the coefficients of the terms that have the same variable.