30+2x=120

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Solution for 30+2x=120 equation:



30+2x=120
We move all terms to the left:
30+2x-(120)=0
We add all the numbers together, and all the variables
2x-90=0
We move all terms containing x to the left, all other terms to the right
2x=90
x=90/2
x=45

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