RS = 3?
I will draw a diagram because its easier that way. If QS = 9 since 6 + 3 = 9 and QR = 6 then RS = 3 since 9 - 6 = 3.
You see how much it growes by from 3-5 then divide that answer by two and you get it right
Answer:
B
Step-by-step explanation:
B produces the term 12x that cancels out after subtraction.
12 I think, because area = base times height, so if you work backwards and divide 84 by 7 it equals 12
85i think the answer would be