Evaluate -6 to the 2nd - 28 ÷ 4 + (-9).
-6^2 - 28/4 + (-9)Multiply -6 by it's exponent.36 - 28/4 + (-9)Divide 28 by 436 - 7 + (-9)Subtract 7 from 36.29 + (-9)Add -9 to 29. This would be the same as subtracting 9 from 29(29-9).Final Answer: 20