Write an equation in slope-intercept form for the line with the slope -1/5 and y-intercept 9

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

In order for the function to be linear, what must m be and why? m = 22 because the rate of change is 1. m = 20 because the rate of change is 3. m = 22 because the rate of change is -1. m = 20 because the rate of change is -3.

What are the solutions of the equation x4 – 5x2 – 14 = 0? use factoring to solve. someone !