2.1x-8=7.7

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Solution for 2.1x-8=7.7 equation: 



2.1x-8=7.7

We move all terms to the left:

2.1x-8-(7.7)=0

We add all the numbers together, and all the variables

2.1x-15.7=0

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

2.1x=15.7

x=15.7/2.1

x=7+1/2.1

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