The value of y is directly proportional to the value of x. If x = 9 then y= 27, what is
the value of x when y= 156?
A) 3
B) 68
C)81
D) 52

I'm being volume of cylinder with 13 in. radius and 30 in height answer choices in pic

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove