Which expression is equal to 0 when simplified?

a. 2n - 3m - (2n + 3m)
b. 6(x - y) + 2(3x +3y)
c. 15p - 15p ÷ 3
d. 4a(2 - 3) + 4a

answer: it's a

step-by-step explanation:

on a coordinate grid, point a is at (−4.0, −2.4) and point b is at (4.0, −2.4). point b is a reflection of point a across the –axis. input either a lowercase x or i think is the right awnser

step-by-step explanation:

answer: get a conversion sheet out i dont know the exact measurments

step-by-step explanation: divide the number of feet with the nu,ber of milrs and there your answer