4x-45=7x-9

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Solution for 4x-45=7x-9 equation:



4x-45=7x-9
We move all terms to the left:
4x-45-(7x-9)=0
We get rid of parentheses
4x-7x+9-45=0
We add all the numbers together, and all the variables
-3x-36=0
We move all terms containing x to the left, all other terms to the right
-3x=36
x=36/-3
x=-12

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