(7+6)x=20

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Solution for (7+6)x=20 equation: 



(7+6)x=20

We move all terms to the left:

(7+6)x-(20)=0

We add all the numbers together, and all the variables

13x-20=0

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

13x=20

x=20/13

x=1+7/13

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