7=3x-6(4-9)

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Solution for 7=3x-6(4-9) equation:



7=3x-6(4-9)
We move all terms to the left:
7-(3x-6(4-9))=0
We add all the numbers together, and all the variables
-(3x-6(-5))+7=0
We calculate terms in parentheses: -(3x-6(-5)), so:
3x-6(-5)
We add all the numbers together, and all the variables
3x+30
Back to the equation:
-(3x+30)
We get rid of parentheses
-3x-30+7=0
We add all the numbers together, and all the variables
-3x-23=0
We move all terms containing x to the left, all other terms to the right
-3x=23
x=23/-3
x=-7+2/3

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