Question

Piano lessons cost $30 per lesson. Find ordered pairs that represent the total cost for x number of lessons. Check all that apply. 0 (-1,-30) 0 (0,30) O (1,30) O (1.5,50) (3,90)​

Answer 1

Explanation:

y = 30x

y = 30(1)= 30 (1, 30)

y = 30(3)= 90 (3, 90)

y = 30(-1) = -30 (-1, -30)

Answer 2

(1,30) (3,90)

Explanation:

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