3a-4=(-5a)-8

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Solution for 3a-4=(-5a)-8 equation: 



3a-4=(-5a)-8

We move all terms to the left:

3a-4-((-5a)-8)=0



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

(-5a)-8

We get rid of parentheses

-5a-8

Back to the equation:

-(-5a-8)



We get rid of parentheses

3a+5a+8-4=0

We add all the numbers together, and all the variables

8a+4=0

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

8a=-4

a=-4/8

a=-1/2

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