Simplify 5(r + 2) - 6.

a. 5r + 4

b. 5r - 4

c. 5r - 6

What is the effect on the graph of the parent function f(x) = x when f(x) is replaced with 3f(x)? a) shifts the line 3 units up b) shifts the line 3 units down c) increases the slope of the line by a factor of 3 d) decreases the slope of the line by a factor of 3

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.