5x=(20+x)*2.5

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Solution for 5x=(20+x)*2.5 equation: 



5x=(20+x)*2.5

We move all terms to the left:

5x-((20+x)*2.5)=0

We add all the numbers together, and all the variables

5x-((x+20)*2.5)=0



We calculate terms in parentheses: -((x+20)*2.5), so:

(x+20)*2.5

We multiply parentheses

2.5x+50

Back to the equation:

-(2.5x+50)



We get rid of parentheses

5x-2.5x-50=0

We add all the numbers together, and all the variables

2.5x-50=0

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

2.5x=50

x=50/2.5

x=20

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