6x+5x-80=100-9x

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Solution for 6x+5x-80=100-9x equation:



6x+5x-80=100-9x
We move all terms to the left:
6x+5x-80-(100-9x)=0
We add all the numbers together, and all the variables
6x+5x-(-9x+100)-80=0
We add all the numbers together, and all the variables
11x-(-9x+100)-80=0
We get rid of parentheses
11x+9x-100-80=0
We add all the numbers together, and all the variables
20x-180=0
We move all terms containing x to the left, all other terms to the right
20x=180
x=180/20
x=9

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