Answer: hey im not sure, but i think your supposed to solve 7x-6 and 9+12x. Add these two together and times it by 55. Im not syre if this is right but u could try it.
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Step-by-step explanation:
Divide 108 and 72 by twelve and you get 9 and 6 which all you have to do it multiply together
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Step-by-step explanation: