Remember that a proportional relationship between x and y means that y = kx. There can be no extra constants floating around.
A is a proportional relationship between y and x^2
Only C is a p.r between y and x.
For #2, same thing applies.
Which equation(s) represents a proportional relationship?
A) y=7x²
B) y=2+3x
C) y=1/2x
D) y=5-x
B, C, D
Which equation(s) represents a proportional relationship?
A) 5+x
B) y=4x
C) 7x²
D) 2-x
A, B, D
1 answer