A.2 G, H, I. extra practice

Front

What is the equation of a line with a zero slope that goes through the point (6, 7)?

Back

y = 7

Front

Which is the correct graph for x = −4?

Back

Graph D

Front

Caitlin has 49 bills totaling $1430. How many twenty dollar bills (x) and fifty dollar bills (y) does she have?

Back

x + y = 49, 20x + 50y = 1430

Front

What inequality represents the maximum amount of hours a DJ can play if the total cost must be under $600?

Back

125x + 55 < 600

Front

If a donut shop charges $0.70 for each donut and $0.30 for a carryout box, which equation can be used to determine the maximum number of donuts (x) Shirley can buy with $5.00?

Back

70x + 30 ≤ 500

Front

Define a linear equation.

Back

An equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What is the slope of a horizontal line?

Back

The slope of a horizontal line is 0.

Front

What does the y-intercept represent in a linear equation?

Back

The y-intercept is the point where the line crosses the y-axis.

Front

What is the standard form of a linear equation?

Back

Ax + By = C, where A, B, and C are integers.

Front

What is a system of equations?

Back

A set of two or more equations with the same variables.