12x=3(5-x)

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Solution for 12x=3(5-x) equation: 



12x=3(5-x)

We move all terms to the left:

12x-(3(5-x))=0

We add all the numbers together, and all the variables

12x-(3(-1x+5))=0



We calculate terms in parentheses: -(3(-1x+5)), so:

3(-1x+5)

We multiply parentheses

-3x+15

Back to the equation:

-(-3x+15)



We get rid of parentheses

12x+3x-15=0

We add all the numbers together, and all the variables

15x-15=0

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

15x=15

x=15/15

x=1

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