-243=-9(1+x)

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Solution for -243=-9(1+x) equation: 



-243=-9(1+x)

We move all terms to the left:

-243-(-9(1+x))=0

We add all the numbers together, and all the variables

-(-9(x+1))-243=0



We calculate terms in parentheses: -(-9(x+1)), so:

-9(x+1)

We multiply parentheses

-9x-9

Back to the equation:

-(-9x-9)



We get rid of parentheses

9x+9-243=0

We add all the numbers together, and all the variables

9x-234=0

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

9x=234

x=234/9

x=26

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