What factors of 20 are also factors of 50

Arandom number generator is used to model the patterns of animals in the wild this type of study is called

Solve by any method (graphing, substitution or linear combination)y = x - 82x + 3y = 1a) (2, -6)b) (5, -3)c) (4, -4)d) (0, -8)i figured it out. the answer is (5, -3)

Select the quadratic that has root x = 8 and x = -5