(3a+7)=(2a-1)

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Solution for (3a+7)=(2a-1) equation: 



(3a+7)=(2a-1)

We move all terms to the left:

(3a+7)-((2a-1))=0

We get rid of parentheses

3a-((2a-1))+7=0



We calculate terms in parentheses: -((2a-1)), so:

(2a-1)

We get rid of parentheses

2a-1

Back to the equation:

-(2a-1)



We get rid of parentheses

3a-2a+1+7=0

We add all the numbers together, and all the variables

a+8=0

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

a=-8

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