Question

constant of proportionality from equations
what is the constant of proportionality in the equation y = 2x?
constant of proportionality =
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identifying the constant of proportionality from equation
constant of proportionality from equation
equations for proportional relationships

Explanation:

Step1: Recall the proportional - equation form

The general form of a proportional equation is $y = kx$, where $k$ is the constant of proportionality.

Step2: Identify the constant in the given equation

In the equation $y = 2x$, comparing it with $y=kx$, we can see that $k = 2$.

Answer:

$2$