
Mike D. answered 09/19/22
Effective, patient, empathic, math and science tutor
Just add the two capacities together and set equal to 91
3z-5 + 9z - 10 = 91
Solve for z
Substitute the value of z back into 9z - 10.
Yer M.
asked 09/19/22to fill a water tank, mr tran needs 1 pail and 1 water barrel. the capacity of 1 pail is (3z-5)L and that of 1 water barrel is (9z-10)L. if the capacity of the water tank is 91L, what is the capacity of the water barrel?
Mike D. answered 09/19/22
Effective, patient, empathic, math and science tutor
Just add the two capacities together and set equal to 91
3z-5 + 9z - 10 = 91
Solve for z
Substitute the value of z back into 9z - 10.
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