Carter can swim 25 yards of freestyle in 19 seconds. what is his speed in yards per second? at this rate, what is his speed in yards per minute

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)

Which compound inequality could be represented by the graph?

Ineed with this problem 21 show steps