Which system of equations can be used to solve the following problem?

Each child ticket for a ride costs $3, while each adult ticket costs $5. If the ride collected a total of $150, and 40 tickets were sold, how many of each type of ticket were sold? Let c be the number of child tickets and a be the number of adult tickets.

Question

Which system of equations can be used to solve the following problem? 
 
Each child ticket for a ride costs $3, while each adult ticket costs $5. If the ride collected a total of $150, and 40 tickets were sold, how many of each type of ticket were sold?  Let c be the number of child tickets and a be the number of adult tickets.

anonymous · Answer

http://static.k12.com/calms_media/media/212500_213000/212721/1/d449f4ba16ece2c0a4197ee7305a2b7b224317a6/08_08_UT_05_ba.gif

anonymous · Answer

http://static.k12.com/calms_media/media/212500_213000/212724/1/d1b65163991a85b938db32fe02d97f51e10f6704/08_08_UT_05_bd.gif

anonymous · Answer

http://static.k12.com/calms_media/media/212500_213000/212722/1/97b637674654e52e7d78ced045c178d565b257e1/08_08_UT_05_bb.gif

triciaal · Answer

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