40x+120=55x

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Solution for 40x+120=55x equation:



40x+120=55x
We move all terms to the left:
40x+120-(55x)=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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