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# 4 adults and 3 children cost $40. Two adults and 6 children cost $38

##### Administrator

**Staff member**

4 adults and 3 children cost $40. Two adults and 6 children cost $38

Givens and Assumptions:

- Let the number of adults be a
- Let the number of children be c
- Cost = Price * Quantity

We're given 2 equations:

- 4a + 3c = 40
- 2a + 6c = 38

We can solve this system of equations 3 ways

No matter what method we use, we get: