15x=5(20-2x)

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Solution for 15x=5(20-2x) equation: 



15x=5(20-2x)

We move all terms to the left:

15x-(5(20-2x))=0

We add all the numbers together, and all the variables

15x-(5(-2x+20))=0



We calculate terms in parentheses: -(5(-2x+20)), so:

5(-2x+20)

We multiply parentheses

-10x+100

Back to the equation:

-(-10x+100)



We get rid of parentheses

15x+10x-100=0

We add all the numbers together, and all the variables

25x-100=0

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

25x=100

x=100/25

x=4

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