Answer: You use the rules of PEMDAS Parenthesis, Exponents, Multiply, Divide, Add, Subtract
Step-by-step explanation: First solve all equations inside of the parenthesis, so the equation becomes 4(5)-7+2
Then you multiply and the 4 by 5 and the equation becomes 20-7+2
Then you do all the adding and it becomes 20-9
Then subtract and you get 11