90+20x+10x=18

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Solution for 90+20x+10x=18 equation:



90+20x+10x=18
We move all terms to the left:
90+20x+10x-(18)=0
We add all the numbers together, and all the variables
30x+72=0
We move all terms containing x to the left, all other terms to the right
30x=-72
x=-72/30
x=-2+2/5

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