8.7x+5.7=3.9

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Solution for 8.7x+5.7=3.9 equation: 



8.7x+5.7=3.9

We move all terms to the left:

8.7x+5.7-(3.9)=0

We add all the numbers together, and all the variables

8.7x+1.8=0

We move all terms containing x to the left, all other terms to the right

8.7x=-1.8

x=-1.8/8.7

x=-1/4.8333333333333

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