Answer :
-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
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