Adding and subtracting expressions

Front

What is the first step to simplify an algebraic expression?

Back

Distribute and combine like terms.

Front

Simplify the expression: 2(x + 3) + (3x + 1)

Back

5x + 7

Front

Find the sum: (2x + 3) + (x + 4)

Back

3x + 7

Front

Find the difference: (8 - u) - (5u + 1)

Back

-6u + 7

Front

What does it mean to combine like terms?

Back

Combining like terms means to add or subtract terms that have the same variable raised to the same power.

Front

What is the result of 4 - 3(1 + 9n)?

Back

1 + 27n

Front

What is a variable in an algebraic expression?

Back

A symbol (usually a letter) that represents an unknown value.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac.

Front

Simplify: 3(x + 4) - 2(x - 1)

Back

x + 14

Front

What is an algebraic expression?

Back

An expression that contains numbers, variables, and operations.