0.9x-2.1+0.9=0.2(5.x)

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Solution for 0.9x-2.1+0.9=0.2(5.x) equation: 



0.9x-2.1+0.9=0.2(5.x)

We move all terms to the left:

0.9x-2.1+0.9-(0.2(5.x))=0

We add all the numbers together, and all the variables

0.9x-(0.2(+5.x))-2.1+0.9=0

We add all the numbers together, and all the variables

0.9x-(0.2(+5.x))-1.2=0



We calculate terms in parentheses: -(0.2(+5.x)), so:

0.2(+5.x)

We multiply parentheses

x

Back to the equation:

-(x)



We add all the numbers together, and all the variables

-0.1x-1.2=0

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

-0.1x=1.2

x=1.2/-0.1

x=-11+0.1/0.1

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