7x+7=-6x+72

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



7x+7=-6x+72

We move all terms to the left:

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

We get rid of parentheses

7x+6x-72+7=0

We add all the numbers together, and all the variables

13x-65=0

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

13x=65

x=65/13

x=5

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