Combine like terms. What is a simpler form of each expression? 3c - 5d - c + 3d
A. -2c+2d
B. 2c-2d
C. 2c+2d
D. -2c-2d

What are the soultion(s) to the quadratic equation 40- x^2=0

Consider circle c with angle acb measuring 3/4 radians.if minor arc ab measures 9 inches, what is the length of the radius of circle c? if necessary, round your answer to the nearest inch.

Drag the tiles to the correct boxes to complete the pairs. label each function. as even , odd, or neither.