SOLUTION: Diane, Chang, and Scott sent a total of 119 text messages during the weekend. Scott sent 4 times as many messages as Chang. Diane sent 7 fewer messages than Chang. How many message

Algebra ->  Average -> SOLUTION: Diane, Chang, and Scott sent a total of 119 text messages during the weekend. Scott sent 4 times as many messages as Chang. Diane sent 7 fewer messages than Chang. How many message      Log On


   

Question 1166984: Diane, Chang, and Scott sent a total of 119 text messages during the weekend. Scott sent 4 times as many messages as Chang. Diane sent 7 fewer messages than Chang. How many messages did they each send?
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
D+C+S=119
D=C-7
S=4C
substitute
C-7+C+4C=119
6C=126
C=21
D=14
S=84