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See the picture for the question. I'm having problems with this one!
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1 vote
See the picture for the question. I'm having problems with this one!

See the picture for the question. I'm having problems with this one!-example-1
User Michael Cramer
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1 Answer

5 votes
The answer is 20, since if you set up the equation
x+80=3x
Move the x to the right by subtraction
80=4x
Divide by 4
x=20
User Alvaropr
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