Respuesta :

GingaGinga

Answer: 79

Step-by-step explanation: Lets first deal with the X. The equation would be 3 X 3 X 9. This answer is 81. Next we have 81 - 2. Therefore, our answer is 79. Do multiplacation first as M is before S in peMdaS.

wegnerkolmp2741o

Answer:

79

Step-by-step explanation:

x = 3y and y = 9

This means x = 3*9 = 27

3x -2

3 * 27 -2

81 -2

79

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