SOLUTION: Concert tickets cost $2.00/child and $5.00/adult. A group of thirty people
consisting of children and adults paid a total of $87.00 for the concert. How
many adults were in the g
Algebra.Com
Question 149640: Concert tickets cost $2.00/child and $5.00/adult. A group of thirty people
consisting of children and adults paid a total of $87.00 for the concert. How
many adults were in the group?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
C-Child
A-Adult
1.Total tickets sold.
2. Total tickets cost.
Use eq. 1 to solve for A as a function of C.
1.
Substitute this expression for A in eq. 2,
2.
Solve for C.
Use eq. 1 to solve for A.
9 adult and 21 children tickets were sold.
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