6x+3(7-x)=13

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Solution for 6x+3(7-x)=13 equation: 



6x+3(7-x)=13

We move all terms to the left:

6x+3(7-x)-(13)=0

We add all the numbers together, and all the variables

6x+3(-1x+7)-13=0

We multiply parentheses

6x-3x+21-13=0

We add all the numbers together, and all the variables

3x+8=0

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

3x=-8

x=-8/3

x=-2+2/3

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