Question

20 Points-
Need help, please explain how you got your answer!

Answer 1

3v+2 = 7v-6
3v-7v = -6-2
-4v = -8
v = 2

then the length of QS = 3(2)+2 = 6+2 = 8
and the length of TV = 7(2)-6 = 14-6 = 8