3 Write a number from the box to complete the table of values to represent a function. -3
-2
-1
0
1.
2
3
Input
1
-2
0
3
Output
-2.
-3
-1
3
0
2
1
4 Does the equation y = x represent a function? Explain why or why not.

Each weekday davina rides her bike from her house to school. after school, she rides to the library. then davina takes the same route to get home. these locations are shown on the grid below, where 1 unit on the grid represents 1 kilometer. how many kilometers does she ride each day? 10 16 20 32