4x-45=2x+45

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Solution for 4x-45=2x+45 equation: 



4x-45=2x+45

We move all terms to the left:

4x-45-(2x+45)=0

We get rid of parentheses

4x-2x-45-45=0

We add all the numbers together, and all the variables

2x-90=0

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

2x=90

x=90/2

x=45

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