Homework Help: algebra

Posted by Linda on Tuesday, November 29, 2011 at 12:37pm.

When Mr. J. Raff took his two children to the zoo,their tickets cost $8.75. The next family in line was Mrs. Ella Fant with Grandpa and the five Fant kids. Their tickets cost a total of $19.75. How much does the zoo charge for each adult and for each child?

algebra - Steve, Tuesday, November 29, 2011 at 12:49pm
Raff: a + 2c = 8.75
Fant: 2a + 5c = 19.75

Fant - 2 x Raff:

c = 2.25
so a = 4.25

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