5(20-x)=15

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



5(20-x)=15

We move all terms to the left:

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

We add all the numbers together, and all the variables

5(-1x+20)-15=0

We multiply parentheses

-5x+100-15=0

We add all the numbers together, and all the variables

-5x+85=0

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

-5x=-85

x=-85/-5

x=+17

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