kcardona1968 kcardona1968

25-04-2017
Mathematics

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Seven times the difference of 15 and a equals to -56

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25-04-2017

7*(15-a) = -56
Divide both sides by 7
15-a = -8
Subtract 15 from both sides
-a = -23
Divide both sides by -1
a = 23
Hope that's correct for you and it helps!!

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