Answer:
x=9
Step-by-step explanation:
Answer:
Decrease by 13%
Step-by-step explanation:
answer 4
Step-by-step explanation:
if ab 4
dc 4
assuming a square bc 4
Answer:
y=x
Step-by-step explanation:
Something that would create a direct proportionality is y=x because both of them are in an equation which means they are directly proportional