0.4-10=0.1(x+20)

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Solution for 0.4-10=0.1(x+20) equation: 



0.4-10=0.1(x+20)

We move all terms to the left:

0.4-10-(0.1(x+20))=0

We add all the numbers together, and all the variables

-(0.1(x+20))-9.6=0



We calculate terms in parentheses: -(0.1(x+20)), so:

0.1(x+20)

We multiply parentheses

0.1x+2

Back to the equation:

-(0.1x+2)



We get rid of parentheses

-0.1x-2-9.6=0

We add all the numbers together, and all the variables

-0.1x-11.6=0

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

-0.1x=11.6

x=11.6/-0.1

x=-115+0.1/0.1

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