80000=(x*20)+(x*100)

Solution for 80000=(x*20)+(x*100) equation:

80000=(x*20)+(x*100)

We move all terms to the left:

80000-((x*20)+(x*100))=0

We add all the numbers together, and all the variables

-((+x*20)+(+x*100))+80000=0


We calculate terms in parentheses: -((+x*20)+(+x*100)), so:

(+x*20)+(+x*100)

We get rid of parentheses

x*20+x*100

Wy multiply elements

20x+100x

We add all the numbers together, and all the variables

120x

Back to the equation:

-(120x)


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

-120x=-80000

x=-80000/-120

x=666+2/3