Evaluating, Simplifying and Factor Expressions

Front

Simplify the expression: 5(2 - 7n)

Back

10 - 35n

Front

Factor the expression: 18x - 45

Back

9(2x - 5)

Front

Combine like terms: 8a + 4b + 2c - 3b + a

Back

9a + b + 2c

Front

Simplify the expression: 7 - 8y - 11 - 9y

Back

-4 - 17y

Front

Evaluate 7 - 2y if y = -8

Back

23

Front

What is a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

Define 'expression' in mathematics.

Back

A combination of numbers, variables, and operators without an equality sign.

Front

What does it mean to 'simplify' an expression?

Back

To reduce it to its simplest form by combining like terms or performing operations.

Front

What is the distributive property?

Back

a(b + c) = ab + ac, distributing a across the terms in parentheses.

Front

What are like terms?

Back

Terms that have the same variable raised to the same power.