2.1x-2.16=0.81-5.4x

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Solution for 2.1x-2.16=0.81-5.4x equation: 



2.1x-2.16=0.81-5.4x

We move all terms to the left:

2.1x-2.16-(0.81-5.4x)=0

We add all the numbers together, and all the variables

2.1x-(-5.4x+0.81)-2.16=0

We get rid of parentheses

2.1x+5.4x-0.81-2.16=0

We add all the numbers together, and all the variables

7.5x-2.97=0

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

7.5x=2.97

x=2.97/7.5

x=2.97/7.5

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