Mathematics, 02.06.2021 17:50 hi105

4. Two music teachers own a studio where they give lessons. The following expressions give the cost, C, for each music teacher after h, the number of hours
Piano:
Drums:
C = 20h + 40
C = 15h + 100
a) Write a simplified combined (HINT: addition) expression representing the cost for having two
music teachers at once. (T 4)
b) If Naomi hires both music teachers for 5 hours, how much will she pay? [T 3]

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