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MATH SOLVE
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Algebra
. z varies jointly as x and y and z=60 when x=5 and y=6. a. Find z when x=7 and y=6. b. Find x when...
5 months ago
Q:
. z varies jointly as x and y and z=60 when x=5 and y=6. a. Find z when x=7 and y=6. b. Find x when z=72 and y=4.
Accepted Solution
A:
z = 2 x y