Which is a simplified form of the expression -3p – 4 + 4p + 8?
a. -p – 4
b. 2p – 4
c. p + 4
d. 7p + 4

How do you solve a question like this?

If benito is selecting samples of five values from the table, which row will result in the greatest mean? population data row 1 4 2 2 3 3 row 2 3 3 4 3 2 row 3 2 4 3 4 3 row 4 3 4 4 7 3 row 1 row 2 r

My hour hand points between the 8 and the 9 in 35 minutes it will be the next hour. what time is it ?