5.1=9.9-0.8x

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Solution for 5.1=9.9-0.8x equation: 



5.1=9.9-0.8x

We move all terms to the left:

5.1-(9.9-0.8x)=0

We add all the numbers together, and all the variables

-(-0.8x+9.9)+5.1=0

We get rid of parentheses

0.8x-9.9+5.1=0

We add all the numbers together, and all the variables

0.8x-4.8=0

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

0.8x=4.8

x=4.8/0.8

x=5+0.8/0.8

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