-298=7-5(-3-8a)

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Solution for -298=7-5(-3-8a) equation: 



-298=7-5(-3-8a)

We move all terms to the left:

-298-(7-5(-3-8a))=0

We add all the numbers together, and all the variables

-(7-5(-8a-3))-298=0



We calculate terms in parentheses: -(7-5(-8a-3)), so:

7-5(-8a-3)

determiningTheFunctionDomain
-5(-8a-3)+7

We multiply parentheses

40a+15+7

We add all the numbers together, and all the variables

40a+22

Back to the equation:

-(40a+22)



We get rid of parentheses

-40a-22-298=0

We add all the numbers together, and all the variables

-40a-320=0

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

-40a=320

a=320/-40

a=-8

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