Unit 4 Catchup

Front

Solve: 3x = 9

Back

x = 3

Front

What is the solution of the system of equations? y = -3x + 6 y = 1x + 2

Back

(1, 3)

Front

Solve: x - 3 = 9

Back

x = 12

Front

Simplify: 2(-x + 7)

Back

-2x + 14

Front

What is the y-intercept of the equation y = -1x + 6?

Back

6

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What does it mean to solve an equation?

Back

To find the value(s) of the variable(s) that make the equation true.

Front

What is a linear equation?

Back

An equation that makes a straight line when graphed.

Front

What is the slope-intercept form of a linear equation?

Back

y = mx + b, where m is the slope and b is the y-intercept.

Front

What is the slope of the line represented by the equation y = 2x + 3?

Back

2