You have a coupon for $2 off the regular cost per movie rental. you rent 3 movies and the regular cost of each rental is the same. write an equation that gives the total cost c (in dollars) as a function of the regular cost r (in dollars) of a rental. then find the total cost if a rental regularly costs $3.89.

d≈7.07in

step-by-step explanation:

1.30

step-by-step explanation:

answer: -10

step-by-step explanation:

s(t) = 1 - 10t

s(x) = 1 - 10x

s(x + h) = 1 - 10(x + h)

            = 1 - 10x - 10h

s(x + h) - s(x) = 1 - 10x - 10h - (1 - 10x)

                      = 1 - 10x - 10h - 1 + 10x

                      = -10h

= -10

ιт ιѕ 6/23

step-by-step explanation:

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