-7x+(-3)=18

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Solution for -7x+(-3)=18 equation: 



-7x+(-3)=18

We move all terms to the left:

-7x+(-3)-(18)=0

determiningTheFunctionDomain
-7x-18+(-3)=0

We add all the numbers together, and all the variables

-7x-21=0

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

-7x=21

x=21/-7

x=-3

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