Answer:
13) 1,11 14) 1,2,11,22 15) 1, 2, 4, 7, 14, 28 16) 1, 2, 4, 8, 16, 32 17) 1, 2, 3, 6, 7, 14, 21, 42
Step-by-step explanation:
Shifts it up c units.
The '+ c' will move the whole graph upwards c units.
3
15x +8 =40 +13
15x + 8=53
15x=45
the quantities do NOT vary directly
A graph showing a proportional relationship is a straight line through the origin. This graph goes through (0, 100), so does NOT show a proportional relationship. y does NOT vary directly with x.