Answer:
letter a
Step-by-step explanation:
a plus b equal to a
Answer:
It is not direct variation
Step-by-step explanation:
y/7 = 2/x
y = 7×2/x
y = 14/x
And
y = k/x
k = 14 which is the constant of proportionality
: y ∞ 1/x
This is inverse variation
Brand a costs less per load because b is more expensive per load
Answer:120
Step-by-step explanation: