120+30x=45x

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Solution for 120+30x=45x equation: 



120+30x=45x

We move all terms to the left:

120+30x-(45x)=0

We add all the numbers together, and all the variables

-15x+120=0

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

-15x=-120

x=-120/-15

x=+8

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