Mathematics, 12.03.2021 01:00 bookworm43

2. Suppose that y varies directly with x and inversely with z, and y= 18 when x = 15 and z = 5. Write the equation that models the relationship. Then find y when x = 21 and z = 7. Sz 5 Oy = 3 Sx Oy = ; 15. Oy = -: 18 Oy = —; 2 X

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2. Suppose that y varies directly with x and inversely with z, and y= 18 when x = 15 and z = 5. Writ...