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:
c(x)=324.
324 is the total price and c would be the cost of the tickets times x which is the number of tickets.
Answer:
a
Step-by-step explanation: