Answer:
dogs sold = 6
burgers sold = 11
Explanation:
B = 2H-1
1.50H + 2.00B = 31.00
substitute for B
1.5H + 2(2H-1) = 31
1.5H + 4H-2 = 31
5.5H = 33
H = 6
B = 11
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