7-8x-4=-42+4x-15

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Solution for 7-8x-4=-42+4x-15 equation: 



7-8x-4=-42+4x-15

We move all terms to the left:

7-8x-4-(-42+4x-15)=0

We add all the numbers together, and all the variables

-8x-(4x-57)+7-4=0

We add all the numbers together, and all the variables

-8x-(4x-57)+3=0

We get rid of parentheses

-8x-4x+57+3=0

We add all the numbers together, and all the variables

-12x+60=0

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

-12x=-60

x=-60/-12

x=+5

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