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2.4x+1.5=8.7
We move all terms to the left:
2.4x+1.5-(8.7)=0
We add all the numbers together, and all the variables
2.4x-7.2=0
We move all terms containing x to the left, all other terms to the right
2.4x=7.2
x=7.2/2.4
x=3+8.881784197E-16/2.4
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