2x + 2(x-90) = 3480
2x + 2x - 180 = 3480
4x = 3660
x = 915 mph Plane 1 westbound
915-90 = 825 mph plane 2 eastbound
Answer:
Step-by-step explanation:
Let's solve your equation step-by-step.
1
3
(x+2)=
2
x+4
x=−10
3x5?