7x-(-3)=12

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Solution for 7x-(-3)=12 equation: 



7x-(-3)=12

We move all terms to the left:

7x-(-3)-(12)=0

determiningTheFunctionDomain
7x-12-(-3)=0

We add all the numbers together, and all the variables

7x-9=0

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

7x=9

x=9/7

x=1+2/7

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