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x varies jointly as y and z and x-60 when y = 2 and z= 2. Find z when x = 180 and y = 3.

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ALEXISGA1704IN

Answer:

Y=8

Step-by-step explanation:

z = kxy

Substitution:

60=k(3)(4)

60 = k12

60/12 = k12 / 12

5 = k

Substitute k to find y.

80 = (5)(2)y

80 = 10y

80/10 = 10y/ 10

8= y

ANSWER: y = 8

Hope it right

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