0.3+0.3(20)=0.1(x+40)

Solution for 0.3+0.3(20)=0.1(x+40) equation:

0.3+0.3(20)=0.1(x+40)

We move all terms to the left:

0.3+0.3(20)-(0.1(x+40))=0

We add all the numbers together, and all the variables

-(0.1(x+40))+0.62=0


We calculate terms in parentheses: -(0.1(x+40)), so:

0.1(x+40)

We multiply parentheses

0.1x+4

Back to the equation:

-(0.1x+4)


We get rid of parentheses

-0.1x-4+0.62=0

We add all the numbers together, and all the variables

-0.1x-3.38=0

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

-0.1x=3.38

x=3.38/-0.1

x=-33+0.08/0.1