Posted by **Anonymous** on Tuesday, December 15, 2009 at 9:22am.

AN empty 5-gal water jug weighs 0.75lb. With 3 c of water inside, the jug weighs 2.25 lb. Predict the weight of the jug with 5 c of water inside.

- algebra 2 -
**Reiny**, Tuesday, December 15, 2009 at 9:48am
change in weight = 2.25-.75 = 1.5 lbs

So each "c" must weight .5 lbs

Weight = .5c + .75

PLug in c = 5

(btw, what is "c" ?

go metric, young man!)

- algebra 2 -
**breanna**, Tuesday, December 15, 2009 at 4:42pm
i need help

- algebra 2 -
**jungle**, Tuesday, September 25, 2012 at 7:16pm
.75 multiply by 5 = 3.75 weight

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