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2+2.5x=7+1.5x
We move all terms to the left:
2+2.5x-(7+1.5x)=0
We add all the numbers together, and all the variables
2.5x-(1.5x+7)+2=0
We get rid of parentheses
2.5x-1.5x-7+2=0
We add all the numbers together, and all the variables
x-5=0
We move all terms containing x to the left, all other terms to the right
x=5
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