How many solutions does this system have?
x + y = 6
y = -X – 1

The graph of which of the following will be parallel to the graph of 4x – 3y = –12? a. y= 4/3x -3/2 b.6x-4y=-8 c. y=3/4x+1 d.4x- 2y=-12

Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?

M. xyz =radians. covert this radian measure to its equivalent measure in degrees.