gracegilroy gracegilroy

01-11-2020
Mathematics

contestada

Dan and Dave can work together to paint a house in 4 days. Dan works twice as fast as Dave. How long would it take each of them to paint the house alone? please help answer i need it soon

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sarahlindner sarahlindner

04-11-2020

Answer:

Dan=6 days Dave=12 days

Step-by-step explanation:

1/2x + 1/x = 1/4

multiply each by 8x bc 4 * 2x = 8x

4 + 8 = 2x

12 = 2x

6 = x

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