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1 vote
a water tank holds 256 gallons but is leaking at 3 gallons per week. A second water tank holds 384 gallons but is leaking at a rate of 5 gallons per week . After how many weeks will the amount of water in the two tanks be the same

User Jan Kruse
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2 Answers

4 votes

Answer:

w = 64 weeks

Explanation:

From the information, we have two equations that we will need to set equal to each other to find the number of weeks, w, it takes for both tanks to hold the same amount:


-3w+256=-5w+384\\(-3w+256=-5w+384)-256\\(-3w=-5w+128)+5w\\(2w=128) /2\\w=64

User Jocheved
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3.4k points
5 votes

the two tanks wi equal 64

x=64

User PetrH
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3.3k points