-75=-(3a+10)

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Solution for -75=-(3a+10) equation: 



-75=-(3a+10)

We move all terms to the left:

-75-(-(3a+10))=0



We calculate terms in parentheses: -(-(3a+10)), so:

-(3a+10)

We get rid of parentheses

-3a-10

Back to the equation:

-(-3a-10)



We get rid of parentheses

3a+10-75=0

We add all the numbers together, and all the variables

3a-65=0

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

3a=65

a=65/3

a=21+2/3

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