Helpppppppppp please

Answer:
Letting f represent the value of the flower and b represent the value of the butterfly, we have f = 20 and b = -53.
Step-by-step explanation:
7f + 2b = 34 ------> 7f + 2b = 34
3f + b = 7-----------> 6f + 2b = 14
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f = 20, b = -53