78=4x-1+8x+7

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Solution for 78=4x-1+8x+7 equation: 



78=4x-1+8x+7

We move all terms to the left:

78-(4x-1+8x+7)=0

We add all the numbers together, and all the variables

-(12x+6)+78=0

We get rid of parentheses

-12x-6+78=0

We add all the numbers together, and all the variables

-12x+72=0

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

-12x=-72

x=-72/-12

x=+6

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