The unit rate comparing dollars earned to cars washed is 6. if the fundraiser earned $318, how many cars were washed? explain

53 cars were washed.

Step-by-step explanation:

Given : The unit rate comparing dollars earned to cars washed is 6.

i.e. The fundraiser can earn $6 per car wash.

If the fundraiser earned $318, then the number of car wash he did is given by :-

Hence, 53 cars were washed.

-7

step-by-step explanation:

x^2 + 18x + 74 = (x + 9)^2 - 81 + 74

= (x + 9)^2 - 7.

so q = -7.

a and c

step-by-step explanation: