189=-6x+3(-7x+18)

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Solution for 189=-6x+3(-7x+18) equation:



189=-6x+3(-7x+18)
We move all terms to the left:
189-(-6x+3(-7x+18))=0
We calculate terms in parentheses: -(-6x+3(-7x+18)), so:
-6x+3(-7x+18)
We multiply parentheses
-6x-21x+54
We add all the numbers together, and all the variables
-27x+54
Back to the equation:
-(-27x+54)
We get rid of parentheses
27x-54+189=0
We add all the numbers together, and all the variables
27x+135=0
We move all terms containing x to the left, all other terms to the right
27x=-135
x=-135/27
x=-5

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