Respuesta :

bookwormz
-4827.7 

So we see 12.3- 60.5xy and x is 20 and y is 4.

So we substitute the x and y in.

12.3 - 60.5*(20)*(4)

Then we solve, we times first.

12.3 - 4840

Then we subtract, so it would be:
-4827.7

 

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