When a= -5, b = -2 and c=1. 4ab - c is?

Find the slope of the line y =8/9x + 1.

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

At the beginning of the day, stock xyz opened at $6.12. at the end of the day, it closed at $6.88. what is the rate of change of stock xyz? a. 1.17% b. 11.0% c. 12.4% d. 81.5%