Linear review

Front

What is the maximum number of caramel-apple sales needed to raise exactly $200?

Back

4

Front

What is the relationship between the graphs of the functions y = 2/5 x + 4 and y = 5/2 x + 4?

Back

The graphs intersect at (0, 4).

Front

What happens to the graph of the function when the y-intercept is increased by 33.14?

Back

The new line is parallel to the original.

Front

Which statement is NOT true about the graph of the function y=-2/3x+6?

Back

The graph of the function contains the points (6,2), (3,8), (9,12).

Front

What does the $50 fee represent in the plumbing repair cost?

Back

y-intercept.

Front

What is the slope of the line represented by the equation y = mx + b?

Back

The slope (m) represents the rate of change of y with respect to x.

Front

How do you find the y-intercept of a linear equation?

Back

Set x = 0 and solve for y.

Front

What does it mean for two lines to be parallel?

Back

They have the same slope and will never intersect.

Front

What is the x-intercept of a linear function?

Back

The point where the graph crosses the x-axis (y=0).

Front

What is the significance of the slope in a real-world context?

Back

It represents the rate of change or steepness of the line.