simplify:

5-(-3)^2 -6

To simplify the expression 5 - (-3)^2 - 6, we need to follow the order of operations (also known as PEMDAS) to evaluate it step by step.

Step 1: Evaluate the exponent
(-3)^2 means (-3) multiplied by itself: (-3)(-3) = 9.

Now the expression becomes: 5 - 9 - 6.

Step 2: Perform subtraction from left to right
First, subtract 9 from 5: 5 - 9 = -4.

Now the expression becomes: -4 - 6.

Step 3: Subtract again
Subtract 6 from -4: -4 - 6 = -10.

Therefore, the simplified form of the expression 5 - (-3)^2 - 6 is -10.