0.5x+0.3=2.1x+9-5.5

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Solution for 0.5x+0.3=2.1x+9-5.5 equation: 



0.5x+0.3=2.1x+9-5.5

We move all terms to the left:

0.5x+0.3-(2.1x+9-5.5)=0

We add all the numbers together, and all the variables

0.5x-(2.1x+3.5)+0.3=0

We get rid of parentheses

0.5x-2.1x-3.5+0.3=0

We add all the numbers together, and all the variables

-1.6x-3.2=0

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

-1.6x=3.2

x=3.2/-1.6

x=-2

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