MMA Unit 2 Direct Variation Review

The slope of a line is equal to the ratio of the ______________________ to the ___________________ between any two points on the line.

For a direct variation function, the ____________ of the variables is constant.

The independent variable is the ______________________.

The dependent variable is the _________________________.

What is the constant of proportionality?

Write an equation for a direct variation function that models the data. Use y = kx

Variable y is directly proportional to variable x, and y is 128 when x is 5. Write an equation that gives y as a function of x.

What is the value of y when x is 12?

What is the slope of a house sewer drain that must FALL 2 inches for each 12 inches length. ?

Find the slope of a line that passes through the points (-2, 1) and (3, 8).

Find the slope of the line.