Gabe rents a piano for $49 per month. He earns $15 per hour giving piano lessons to students. How many hours of lessons per mont
h must he give to earn a profit of $326?
2 answers:
49 + 15 + 326 should be your answer....
Answer:
18 hours.
Step-by-step explanation:
Gebe rents a piano for $49 per month.
He earns $15 per hour for giving piano lessons to students.
Let his earning for x hour = 15x
15x + 49 = 316
15x = 316 - 49
15x = 267
x = 
x = 17.8 hours ≈ 18 hours
Gebe must give 18 hours lessons to earn a profit of $326.
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