Inactive Tutor answered • 07/28/17
Tutor
New to Wyzant
z = kx/y
now substitute those givens, and solve for k.
then plugin the x=7, y=9 to solve for requested z.
Johnny L.
asked • 07/28/17College Algebra Word Problem
z varies directly as x and inversely as y. If z=226 when x=3 and y=8, find z if x=7 and y=9. (Round off your answer to the nearest hundredth.)
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