21+2x=7(-x+6)-93

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Solution for 21+2x=7(-x+6)-93 equation: 



21+2x=7(-x+6)-93

We move all terms to the left:

21+2x-(7(-x+6)-93)=0

We add all the numbers together, and all the variables

2x-(7(-1x+6)-93)+21=0



We calculate terms in parentheses: -(7(-1x+6)-93), so:

7(-1x+6)-93

We multiply parentheses

-7x+42-93

We add all the numbers together, and all the variables

-7x-51

Back to the equation:

-(-7x-51)



We get rid of parentheses

2x+7x+51+21=0

We add all the numbers together, and all the variables

9x+72=0

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

9x=-72

x=-72/9

x=-8

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