Answer: 10, -10
Step-by-step explanation: a pex
y = 3
The opposite sides of a rectangle are equal thus
2y + 4 = 10
subtract 4 from both sides
2y = 10 - 4 = 6
divide both sides by 2
y = = 3
6,12,24,30,36,42,
11,22,33,44,55,66
14,28,42,56,70,84