Elsa and Ana are assigned to clean the house. Elsa can clean the house for about 2 hours while Ana can clean the house for 3 hours. If they work together, how long would it take them to finish cleaning the house?
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Answer:
1^5/7
Step-by-step explanation:
1/2(x)+1/3(x) = 1
Lcm is 6.
(12)x/4+x/3 =1/(12)
3x+4x+3+4= 12
7x/7 = 12
x = 1^5/7
I hope it will help you. Have a nice day.
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