11-x=-3(x-7)

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Solution for 11-x=-3(x-7) equation: 



11-x=-3(x-7)

We move all terms to the left:

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

We add all the numbers together, and all the variables

-1x-(-3(x-7))+11=0



We calculate terms in parentheses: -(-3(x-7)), so:

-3(x-7)

We multiply parentheses

-3x+21

Back to the equation:

-(-3x+21)



We get rid of parentheses

-1x+3x-21+11=0

We add all the numbers together, and all the variables

2x-10=0

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

2x=10

x=10/2

x=5

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