7x+6=-6x-72

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Solution for 7x+6=-6x-72 equation: 



7x+6=-6x-72

We move all terms to the left:

7x+6-(-6x-72)=0

We get rid of parentheses

7x+6x+72+6=0

We add all the numbers together, and all the variables

13x+78=0

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

13x=-78

x=-78/13

x=-6

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