bkalebCampisgr4495 bkalebCampisgr4495

27-09-2017
Mathematics

contestada

Twice the difference of a number and 66 is equal to three times the sumsum of the number and 77. find the number.

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ThomasH810 ThomasH810

29-09-2017

Let "a number" be x

2(x - 66) = 3(x + 77)
2x - 132 = 3x + 231
-132 = x + 231
x = -363

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