Systems problem.

X = pizza

Y = soft drinks

Penny out the money.

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8X + 4Y = 2940

7X + 6Y = 3030

Use elimination.

3(8X + 4Y = 2940)

- 2(7X + 6Y = 3030)

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24X + 12Y = 8820

- 14X - 12Y = - 6060

+------+ ( add )

10X = 2760

**X = 276**

**======Your slice of pizza = $2.76.**