Taxi a charges 9.25 plus 1.50 per mile taxi b charges 10.50 plus 1.25 per mile how many miles must be driven in order for the total cost of taxi a and taxi b to be the same

the answer is f(x)=2x-1

step-by-step explanation:

john earns $14.00 for two hours of work.

hello from mrbilldoesmath!

answer:   x (x+6)^2, choice b

discussion:

factor x out of the equation:

x^3 + 12x^2 + 36x = x (x^2 + 12x + 36).

note that 6+6 = 12 and 6*6 = 36 so the above factors into:

x (x+6)^2

which is choice b

you,

mrb