-103=-7(8+7x)+2x

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Solution for -103=-7(8+7x)+2x equation: 



-103=-7(8+7x)+2x

We move all terms to the left:

-103-(-7(8+7x)+2x)=0

We add all the numbers together, and all the variables

-(-7(7x+8)+2x)-103=0



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

-7(7x+8)+2x

We add all the numbers together, and all the variables

2x-7(7x+8)

We multiply parentheses

2x-49x-56

We add all the numbers together, and all the variables

-47x-56

Back to the equation:

-(-47x-56)



We get rid of parentheses

47x+56-103=0

We add all the numbers together, and all the variables

47x-47=0

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

47x=47

x=47/47

x=1

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