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dora and james are selling tickets to a concert. Dora sold 3 student tickets and 3 adult tickets for a total of $69. James sold 5 student tickets and 3 adult tickets for a total of $91

User Kamagatos
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1 Answer

3 votes

Answer:

Student ticket cost $11

Adult ticket cost $12

Explanation:

Let number of student ticket be x and adult ticket be y

3x+3y=69

5x+3y=91

Subtract above equation you get

-2x=-22

x=11

Since 3x+3y=69 will

x+y=23 by dividing throughout by 3

y=12

User Med Larbi Sentissi
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