3x-5=2,8

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Solution for 3x-5=2,8 equation:



3x-5=2.8
We move all terms to the left:
3x-5-(2.8)=0
We add all the numbers together, and all the variables
3x-7.8=0
We move all terms containing x to the left, all other terms to the right
3x=7.8
x=7.8/3
x=2+1/1.6666666666667

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