Answer:
i believe it is d 57.8 and b
Step-by-step explanation:
hope this helped if im wrong sry u_u
Answer: 34
By substitution,
1.5x - 6 = -4.5x + 21
6x = 27
x = 4.5
Hence, y = 1.5(4.5) - 6 = 0.75
He will need to mow 5 lawns.
B
Sarah's house is not shown in graph
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