Identify which of the following functions is proportional.(1 point)

Responses

y=1/2x
y equals Start Fraction 1 over 2 End Fraction x

y=1/2x
y equals Start Fraction 1 over 2 x End Fraction

y=x+1/2
y equals x plus Start Fraction 1 over 2 End Fraction

y=x2

1 answer

y=1/2x
y equals Start Fraction 1 over 2 End Fraction x