28x-7=-7+7(x+18)

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Solution for 28x-7=-7+7(x+18) equation: 



28x-7=-7+7(x+18)

We move all terms to the left:

28x-7-(-7+7(x+18))=0



We calculate terms in parentheses: -(-7+7(x+18)), so:

-7+7(x+18)

determiningTheFunctionDomain
7(x+18)-7

We multiply parentheses

7x+126-7

We add all the numbers together, and all the variables

7x+119

Back to the equation:

-(7x+119)



We get rid of parentheses

28x-7x-119-7=0

We add all the numbers together, and all the variables

21x-126=0

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

21x=126

x=126/21

x=6

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