Identify which of the following functions is proportional.(1 point)
Responses
y=12x
y equals Start Fraction 1 over 2 End Fraction x
y=12x
y equals Start Fraction 1 over 2 x End Fraction
y=x2
y equals x squared
y=x+12
Responses
y=12x
y equals Start Fraction 1 over 2 End Fraction x
y=12x
y equals Start Fraction 1 over 2 x End Fraction
y=x2
y equals x squared
y=x+12