SOLUTION: James and Wendy can paint a house in three-fourths the time that it takes James working alone. Wendy takes 12 days to paint a house alone.the rate in houses per day at which James

Question 280513: James and Wendy can paint a house in three-fourths the time that it takes James working alone. Wendy takes 12 days to paint a house alone.the rate in houses per day at which James paints alone is
A 2 b 1/2 c 4 d 1/4 e 1/6

Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
x/12+x/j=1
x=3j/4
j=4 and x=3
James takes 4 days alone and together they take 3 days
Answer: James can paint 1/4 house per day
check
3/12+3/4=1
1/4+3/4=1
When working together James does 3/4 of the house and Wendy does 1/4
ok

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