y varies jointly as x and z simply means y =kxz where k is a proportionality constant.
48 = k(2*8) => k = 3
y = 3*6*5 = 90
Nyehh R.
asked • 11/30/18y varies jointly as x
y varies jointly as x and z. y=48 when x=2 and z=8. Find y when x=6 and z=5... Again, I don't get it.
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Nyehh R.
THANK YOU!!! i kept getting weird explanations from my professor. It's easy now11/30/18