When playing a board game, Marisol rolled a number cube 10 times. She rolled an even number 7 times. Based on her results, what is the experimental probability that Marisol will roll an odd number of her next roll? A. 1/6
B. 3/10
C. 7/10
D. 5/6

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

Prove that quadrilateral is a rhombus.