Watch video 2 times then do the practice.
Try your best
Evaluate. Use a = 4, c = 2
Evaluate. Use a = 4, c = 2
Evaluate. Use a = 4, c = 2
Evaluate. Use a = 4, c = 2
Sort. Drag each expression to the value you get after substituting x = 5 and y = 3
7
-38
5
10