Idon't get it bc how can i solve

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)

A50% increase followed by 33 1/2% decrease

Use the distance formula to find the distance between (-3,5) and (3,1)