78=-7(8x+7)-5(2x+1)

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Solution for 78=-7(8x+7)-5(2x+1) equation: 



78=-7(8x+7)-5(2x+1)

We move all terms to the left:

78-(-7(8x+7)-5(2x+1))=0



We calculate terms in parentheses: -(-7(8x+7)-5(2x+1)), so:

-7(8x+7)-5(2x+1)

We multiply parentheses

-56x-10x-49-5

We add all the numbers together, and all the variables

-66x-54

Back to the equation:

-(-66x-54)



We get rid of parentheses

66x+54+78=0

We add all the numbers together, and all the variables

66x+132=0

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

66x=-132

x=-132/66

x=-2

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