Algebra Review

Front

What does the inequality x ≥ 3 mean on a number line?

Back

It means that all numbers greater than or equal to 3 are included.

Front

How do you solve the equation x - 62 = 123?

Back

Add 62 to each side to isolate x.

Front

If a pizza costs $10 and each topping costs $3, how do you express the total cost c for t toppings?

Back

c = 3t + 10

Front

What does the expression 6x + 1 represent?

Back

One more than the product of six and a number.

Front

What is the simplified form of 7g + 5 + 6g - 3?

Back

13g + 2

Front

What is an algebraic expression?

Back

A mathematical phrase that can include numbers, variables, and operations.

Front

What is a variable in algebra?

Back

A symbol, often a letter, that represents an unknown value.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is the difference between an equation and an expression?

Back

An equation shows equality between two expressions, while an expression does not.

Front

What is the distributive property?

Back

a(b + c) = ab + ac, meaning you multiply a by each term inside the parentheses.