2x+5x+x=72

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Solution for 2x+5x+x=72 equation:



2x+5x+x=72
We move all terms to the left:
2x+5x+x-(72)=0
We add all the numbers together, and all the variables
8x-72=0
We move all terms containing x to the left, all other terms to the right
8x=72
x=72/8
x=9

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