3.5+2x=12

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Solution for 3.5+2x=12 equation:



3.5+2x=12
We move all terms to the left:
3.5+2x-(12)=0
We add all the numbers together, and all the variables
2x-8.5=0
We move all terms containing x to the left, all other terms to the right
2x=8.5
x=8.5/2
x=4+0.5/2

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