15 is compostit bevuasw (3x5=15) (1x15)
Answer: 24x2y
Hope this helps(:
Answer:
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Step-by-step explanation:

Steve = S , Tom = T
1) S+T = 7777
2) S= 1414 + 2T
put 2) in 1)
1414+2T + T = 7777
1414 +3T = 7777
3T = 6363
so T = 2121
then Steve sold 1414+2(2121) = 1414+4242=5656 tickets
while Tom sold 2121 tickets