78=2(5x-9)+3x

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Solution for 78=2(5x-9)+3x equation:



78=2(5x-9)+3x
We move all terms to the left:
78-(2(5x-9)+3x)=0
We calculate terms in parentheses: -(2(5x-9)+3x), so:
2(5x-9)+3x
We add all the numbers together, and all the variables
3x+2(5x-9)
We multiply parentheses
3x+10x-18
We add all the numbers together, and all the variables
13x-18
Back to the equation:
-(13x-18)
We get rid of parentheses
-13x+18+78=0
We add all the numbers together, and all the variables
-13x+96=0
We move all terms containing x to the left, all other terms to the right
-13x=-96
x=-96/-13
x=7+5/13

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