2.1x+4.3=7.7-3.9x

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Solution for 2.1x+4.3=7.7-3.9x equation: 



2.1x+4.3=7.7-3.9x

We move all terms to the left:

2.1x+4.3-(7.7-3.9x)=0

We add all the numbers together, and all the variables

2.1x-(-3.9x+7.7)+4.3=0

We get rid of parentheses

2.1x+3.9x-7.7+4.3=0

We add all the numbers together, and all the variables

6x-3.4=0

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

6x=3.4

x=3.4/6

x=1/1.7647058823529

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