Answer:

Step-by-step explanation:


To use the order of operations stands for (Parenthesis, Exponents, Multiply, Divide, Add, and Subtract) from left to right.
First, do parenthesis.
17(-12+3)
(-12+3)=-9
17(-9)
Then, multiply.
17*9=153
17(-9)=-153
-153

The correct answer is -153.
Answer:132
Step-by-step explanation:
Answer:
actually 90 degrees is wrong
Step-by-step explanation: