-10=4-(7-a)

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Solution for -10=4-(7-a) equation: 



-10=4-(7-a)

We move all terms to the left:

-10-(4-(7-a))=0

We add all the numbers together, and all the variables

-(4-(-1a+7))-10=0



We calculate terms in parentheses: -(4-(-1a+7)), so:

4-(-1a+7)

determiningTheFunctionDomain
-(-1a+7)+4

We get rid of parentheses

1a-7+4

We add all the numbers together, and all the variables

a-3

Back to the equation:

-(a-3)



We get rid of parentheses

-a+3-10=0

We add all the numbers together, and all the variables

-1a-7=0

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

-a=7

a=7/-1

a=-7

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