Chapter 1 Test - Equations

Front

Solve for x: 42 = 7x

Back

x = 6

Front

Solve for p: 5p - 7 = 28

Back

p = 7

Front

Solve for y: y - 12 = 9

Back

y = 21

Front

Find the value of x and the angle measures of the polygon: x = ?

Back

x=25; unknown angles are 75° and 45°

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is a variable in mathematics?

Back

A variable is a symbol used to represent an unknown value in an equation.

Front

What is the solution to the equation 3x + 5 = 20?

Back

x = 5

Front

What is the first step in solving the equation 2x - 4 = 10?

Back

Add 4 to both sides to isolate the term with the variable.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac.