Answer:
x = 2
Step-by-step explanation:
OP is twice the length of RS; therefore we can create the following equation:
4x = 2(6x-8)
4x = 12x - 16
-8x = -16
x = 2
make sure OP is twice the length of RS by plugging 2 in for 'x':
4(2) = 6(2) - 8
8 = 12 - 8
8 is twice 4 so it checks out
