Math Mid-Term Study Guide

Front

A letter that represents a number is called a _____

Back

variable

Front

What is the value of the variable that makes the equation 12.4 - p = 7.9 true?

Back

6

Front

What is the term for a number that does not change in an expression?

Back

Constant

Front

For the numbers 2 and 6, what is the LCM?

Back

6

Front

Which graph represents the solutions of the inequality p > 10?

Back

Graph A

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a number that multiplies a variable.

Front

What is the difference between a variable and a constant?

Back

A variable can change, while a constant remains the same.

Front

How do you find the least common multiple (LCM) of two numbers?

Back

List the multiples of each number and find the smallest common one.

Front

What does it mean for a number to be a solution to an equation?

Back

It means that when substituted into the equation, it makes the equation true.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions using <, >, ≤, or ≥.