Subtract expressions

Front

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

Back

-2a + 2

Front

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

Back

x + 1

Front

What is (4x + 8) - (6x - 9)?

Back

-2x + 17

Front

Calculate (3x - 4) - (7x - 2).

Back

-4x - 2

Front

What is the result of (2x + 4) - (7x - 1)?

Back

-5x + 5

Front

Define subtraction of expressions.

Back

Subtraction of expressions involves taking one algebraic expression away from another, simplifying the result.

Front

What is the first step in subtracting expressions?

Back

Distribute the negative sign to the second expression.

Front

How do you combine like terms in subtraction?

Back

Identify and combine terms with the same variable and exponent.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form by combining like terms and eliminating unnecessary parentheses.

Front

What is a like term?

Back

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