Algebra Practice

Front

Simplify: -5(2n - 4)

Back

-10n + 20

Front

Simplify: 2n + 5 - 8n

Back

-6n + 5

Front

Which is the expression for: "five less than twice a number"?

Back

2x - 5

Front

Simplify: 2n - (5n - 4)

Back

-3n + 4

Front

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

Back

8x + 1

Front

What is the distributive property?

Back

a(b + c) = ab + ac

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 a variable in algebra?

Back

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

Front

What is the difference between an expression and an equation?

Back

An expression is a combination of numbers and variables without an equality sign, while an equation states that two expressions are equal.

Front

What is the purpose of parentheses in algebra?

Back

To indicate which operations should be performed first.