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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(-7+(-2x)+7)+15=0



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

-7+(-2x)+7

determiningTheFunctionDomain
(-2x)-7+7

We add all the numbers together, and all the variables

(-2x)

We get rid of parentheses

-2x

Back to the equation:

-(-2x)



We get rid of parentheses

2x+15=0

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

2x=-15

x=-15/2

x=-7+1/2

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