Pete began practice his trumpet at fifteen minutes pass three write this time using am or pm

Turner's mom measured his room to see how long the wallpaper border needed to be. if two walls are 15 feet long and two walls are 12 feet long, how long should the strip of border be cut?

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Solve the system of equations y= 3/2 - 1, -x+ y =-3