2.1+0.9=0.2(5-x)

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



2.1+0.9=0.2(5-x)

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(0.2(-1x+5))+2.1+0.9=0

We add all the numbers together, and all the variables

-(0.2(-1x+5))+3=0



We calculate terms in parentheses: -(0.2(-1x+5)), so:

0.2(-1x+5)

We multiply parentheses

-0.2x+1

Back to the equation:

-(-0.2x+1)



We get rid of parentheses

0.2x-1+3=0

We add all the numbers together, and all the variables

0.2x+2=0

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

0.2x=-2

x=-2/0.2

x=-10

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