189=-6x-21x-54

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Solution for 189=-6x-21x-54 equation: 



189=-6x-21x-54

We move all terms to the left:

189-(-6x-21x-54)=0

We add all the numbers together, and all the variables

-(-27x-54)+189=0

We get rid of parentheses

27x+54+189=0

We add all the numbers together, and all the variables

27x+243=0

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

27x=-243

x=-243/27

x=-9

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