Answer:
(c) 5
Step-by-step explanation:
You want the length of SV = x+3 in parallelogram STUV with TU = 4x-3.
Opposite sides
Opposite sides SV and TU have the same length, so ...
SV = TU
x +3 = 4x -3
6 = 3x . . . . . . . . add 3-x
2 = x . . . . . . . divide by 3
SV = x +3 = 2 +3
SV = 5
