The user-friendly version of this content is available here.

The following content is copyright (c) 2009-2013 by Goods of the Mind, LLC.

This problem trains for: SAT-I, AMC-8, GMAT.

The linear function:

equation

decreases by 5 when the argument x increases by 8.

If shifted by 3 in the negative direction of the y-axis, it passes through the origin of the system of coordinates.

What is the expression of the function?

The slope of the function is:

equation

The y-intercept is:

equation

The expression of the function is:

equation