4-9X=12x+45

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Solution for 4-9X=12x+45 equation: 



4-9X=12X+45

We move all terms to the left:

4-9X-(12X+45)=0

We get rid of parentheses

-9X-12X-45+4=0

We add all the numbers together, and all the variables

-21X-41=0

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

-21X=41

X=41/-21

X=-1+20/21

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