George studied 3/4 hour on monday and 7/8 hour on tuesday. how long did he study altogether on both days?
a 1 5/8 hr
b 1 3/4 hr
c 1 3/8 hr
d 2 1/2 hr

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units

Which of the following equations is of the parabola whose vertex is at (2, 3), axis of symmetry parallel to the y-axis and p = 4? a.)y-3 = 1/16 (x-2)^2 b.)y+3 = -1/16 (x+2)^2 c.)x-2 = 1/16 (y-3)^2

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15