a=-3;4a+3=-9

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Solution for a=-3;4a+3=-9 equation: 



a=-34a+3=-9

We move all terms to the left:

a-(-34a+3)=0

We get rid of parentheses

a+34a-3=0

We add all the numbers together, and all the variables

35a-3=0

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

35a=3

a=3/35

a=3/35

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