OUR Unit 3 Test Review

Front

What does 'b' represent in the equation y=mx+b?

Back

y-intercept

Front

Find the slope of the line that passes through the points (10, -8) and (1, 12).

Back

-20/9

Front

At Joe's Clown Car Rental Agency, if renting a car costs $35 plus $0.75 for every mile driven, what is the equation representing this situation?

Back

y = 0.75x + 35

Front

Which equation represents a horizontal line at y = -3?

Back

y = -3

Front

Write an equation for the situation: Jacob collects hats. He has 6 hats already, and he collects 2 hats a week.

Back

y = 2x + 6

Front

What is the slope in the equation y = mx + b?

Back

m (the coefficient of x)

Front

What does the slope of a line indicate?

Back

The rate of change of y with respect to x.

Front

How do you calculate the slope between two points (x1, y1) and (x2, y2)?

Back

Slope = (y2 - y1) / (x2 - x1)

Front

What is the y-intercept in a linear equation?

Back

The value of y when x = 0.

Front

What does a positive slope indicate about a line?

Back

The line rises from left to right.