Which of the following is an example of the associative property of multiplication? 7×(3+5)=21+35, 7×(3×5)=(7×3)×5, 7×(3×5)=7×(5×3) or, is it 7×1/7=1

True or false look at the picture pls : /

Consider the function f(x)=-5x+3 what is f(-2)

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?