2x+2.8=7.2

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Solution for 2x+2.8=7.2 equation: 



2x+2.8=7.2

We move all terms to the left:

2x+2.8-(7.2)=0

We add all the numbers together, and all the variables

2x-4.4=0

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

2x=4.4

x=4.4/2

x=2+0.4/2

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