Does anyone know the answers to unit 1 homework 2 Gina Wilson (all things algebra)

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

Cameron made 1 loaf of bread. his family ate 4/6 of the loaf of bread. how much of the loaf of bread remains? /

If the dimensions of a rectangular prism are 5 ft x 3.5 ft x 2 ſt, what is the surface area?