If y varies directly as x and z.

when x - 1 and 2 = 4, find y when x = 6 and 2 = 3

y = -xz; y[ 6, 3)

VE

z; V(6. 3) =24

y = -xz; V(6, 3) -27

y=-xz; y(6, 3) =12