189=4x+9

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Solution for 189=4x+9 equation: 



189=4x+9

We move all terms to the left:

189-(4x+9)=0

We get rid of parentheses

-4x-9+189=0

We add all the numbers together, and all the variables

-4x+180=0

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

-4x=-180

x=-180/-4

x=+45

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