How read -|-9| On algebra

-9

Step-by-step explanation: Here we're asked to simplify -|-9| so we start by simplifying the absolute value of -9. It's important to understand that the absolute value of any positive or negative integer is positive.

So the absolute value of -9 is 9.

So we write 9 in parentheses below and bring down the negative that was outside the absolute value so we're left with -(9) or -9.  

So the absolute value of -|-9| simplifies to -9.

part a: 1.08

part b: 27.59