Which pair shows equivalent expressions? 3(x-2) = 3x+6
3x+2x = x^2(3+2)
3x+2 = 3(x+2)
-3(2+x) = -6x - 3

please hurry i'm on a cumulative exam !!
30 POINTS!!!

Question 3 (essay worth 10 points) (03.06 mc) part a: max rented a motorbike at $465 for 5 days. if he rents the same motorbike for a week, he has to pay a total rent of $625. write an equation in the standard form to represent the total rent (y) that max has to pay for renting the motorbike for x days. (4 points) part b: write the equation obtained in part a using function notation. (2 points) part c: describe the steps to graph the equation obtained above on the coordinate axes. mention the labels on the axes and the intervals. (4 points)