x+7(-3)=18

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



x+7(-3)=18

We move all terms to the left:

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

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

We add all the numbers together, and all the variables

x-39=0

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

x=39

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