6+2x=5(-x+7)-78

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Solution for 6+2x=5(-x+7)-78 equation: 



6+2x=5(-x+7)-78

We move all terms to the left:

6+2x-(5(-x+7)-78)=0

We add all the numbers together, and all the variables

2x-(5(-1x+7)-78)+6=0



We calculate terms in parentheses: -(5(-1x+7)-78), so:

5(-1x+7)-78

We multiply parentheses

-5x+35-78

We add all the numbers together, and all the variables

-5x-43

Back to the equation:

-(-5x-43)



We get rid of parentheses

2x+5x+43+6=0

We add all the numbers together, and all the variables

7x+49=0

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

7x=-49

x=-49/7

x=-7

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