Which equation represents a proportional relationship?
a: y=−3x+2
b: y = 3x
c: y=2(x+13)
d: y=1/2x

Which pair of lines is parallel? a. y=4x+1 and y+4=5 b. y=-2+x and 2y-2x=-2 c. y=1/4x + 2 and y-2=1/2x d. y=1/5x+1 and 5y+x= 10

The step function g(x) is defined as shown. what is the range of g(x)? ***answer choices in picture.

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.