7th grade Math
posted by Unknown .
Over the summer in Albany, New York, the depth of the local reservoir decreased 15 inches. If the water depth decreased by 3 inches each week, how many weeks did it take for this change to occur?
HELP ASAP THX

7th grade Math 
LR
The answer would be 5 weeks, because you can divide the 15 inches by 3 inches lost per week.

7th grade Math 
LR
Think of it as losing three inches every week for five weeks, so what times 3 would be equal to 15?
5 
7th grade Math 
Unknown
thx for helping but i already figured it out but thx and it's right

7th grade Math 
LR
Alright. Just ask again anytime you need help!
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