21=3(x+2)11

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Solution for 21=3(x+2)11 equation: 



21=3(x+2)11

We move all terms to the left:

21-(3(x+2)11)=0



We calculate terms in parentheses: -(3(x+2)11), so:

3(x+2)11

We multiply parentheses

33x+66

Back to the equation:

-(33x+66)



We get rid of parentheses

-33x-66+21=0

We add all the numbers together, and all the variables

-33x-45=0

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

-33x=45

x=45/-33

x=-1+4/11

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