Respuesta :

Quotient means division.

(9x)/16 = 81

9x = 1296

x = 144

The unknown number is 144.
9 * x * 16 = 81
divide both sides by 9
x * 16 = 9
divide both sides by 16
x = 0.5625
double check the answer
9 * 0.5625 * 16 = 81?
yes