2.1+2x=5

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Solution for 2.1+2x=5 equation: 



2.1+2x=5

We move all terms to the left:

2.1+2x-(5)=0

We add all the numbers together, and all the variables

2x-2.9=0

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

2x=2.9

x=2.9/2

x=1+0.9/2

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