13x+7-5x=81

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Solution for 13x+7-5x=81 equation: 



13x+7-5x=81

We move all terms to the left:

13x+7-5x-(81)=0

We add all the numbers together, and all the variables

8x-74=0

We move all terms containing x to the left, all other terms to the right

8x=74

x=74/8

x=9+1/4

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