3*(20-x)=24

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Solution for 3*(20-x)=24 equation: 



3(20-x)=24

We move all terms to the left:

3(20-x)-(24)=0

We add all the numbers together, and all the variables

3(-1x+20)-24=0

We multiply parentheses

-3x+60-24=0

We add all the numbers together, and all the variables

-3x+36=0

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

-3x=-36

x=-36/-3

x=+12

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