Pre-Alg MP 2 Major #1 LAB

Front

What is the second step in solving the equation: -3x + 5 = 20?

Back

Divide both sides by -3.

Front

Which expression is equivalent to 9(5c + 4)?

Back

45c + 36.

Front

When graphing an inequality, which symbols use a closed dot?

Back

\le or \ge.

Front

If Karen's phone bill is $18, and she pays a flat fee of $12 plus $0.05 per minute, what equation represents her bill?

Back

18 = 12 + 0.05m.

Front

What is the first step to solve the equation: 11 - 3x = 44?

Back

Subtract 11 from both sides.

Front

What is the definition of an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What does it mean to isolate a variable in an equation?

Back

To manipulate the equation so that the variable is on one side and all other terms are on the other side.

Front

What is the distributive property?

Back

a(b + c) = ab + ac.

Front

What is the purpose of using parentheses in mathematical expressions?

Back

To indicate which operations should be performed first.

Front

What is an inequality?

Back

A mathematical statement that compares two expressions using symbols like <, >, ≤, or ≥.