3(4-x)=15

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Solution for 3(4-x)=15 equation: 



3(4-x)=15

We move all terms to the left:

3(4-x)-(15)=0

We add all the numbers together, and all the variables

3(-1x+4)-15=0

We multiply parentheses

-3x+12-15=0

We add all the numbers together, and all the variables

-3x-3=0

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

-3x=3

x=3/-3

x=-1

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