# middle school math

Andy paid \$66 for 6 tulips and 18 roses. The next week,he bought 4 tulips and 7 roses for \$29. What is the unit price for ea kind of flower?
_______________, __________________

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2. 👎 0
3. 👁 67
1. Let the unit price of tulips be T and the unit price of roses be R.

4T + 7R = 29
6T + 18R = 66

Solve that pair of equations.

12T + 21R = 87
12T + 36R = 132
15R = 45
R = \$3.00
4T = 29 - 21 = 8
T = \$2.00

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2. 👎 0
posted by drwls

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