SOLUTION: If tickets for a show cost $4.00 for adults and $1.50 for children, how many of each kind of ticket were sold if a total of 320 tickets were sold for $930?

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Question 709153:
If tickets for a show cost $4.00 for adults and $1.50 for children, how many of each kind of ticket were sold if a total of 320 tickets were sold for $930?
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
A+C=320
A=320-C
4A+1.5C=930
4(320-C)+1.5C=930
1280-4C+1.5C=930
-2.5C=930-1280
-2.5C=-350
C=-350/-2.5
C=140 CHILDREN TICKETS WERE SOLD.
A+140=320
A=320-140
A=180 ADULT TICKETS WERE SOLD.
PROOF:
4*180+140*1.5=930
720+210=930
930=930