Mathematics
Hamood
2015-11-08 13:50:42
Peyton is three years younger than Justin. Matt is four times as old as Peyton. If you add together the ages of Justin, Peyton and Matt, the total comes to 39 years. How old are Justin, Peyton and Matt? I need to find the equation
ANSWERS
Kylees
2015-11-08 20:25:51

Peyton is 28 years old Justin is 7 years old  Matt is 4 years old 

nikkitasolheim
2015-11-08 20:27:06

j + p + m = 39 m = 4p ....m = 4(j - 3)....m = 4j - 12 p = j - 3 j + j - 3 + 4j - 12 = 39 6j - 15 = 39 6j = 39 + 15 6j = 54 j = 54/6 j = 9 <== justin m = 4j - 12 m = 4(9) - 12 m = 36 - 12 m = 24 <=== matt p = j - 3 p = 9 - 3 p = 6 <===peyton

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