Keiko, Tony, and Frank sent a total of 121 text messages during the weekend. Tony sent 3 times as many messages as Frank. Keiko
sent 6 more messages than Frank. How many messages did they send?
1 answer:
Answer:
Frank-23, Tony-69, Keiko- 29
Step-by-step explanation:
n- Frank's messages
Tony's messages- 3n
Keiko's messages- n+6
3n+n+n+6=121
5n+6=121
5n=121-6
5n=115
n=115:5
n=23
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