Step-by-step explanation:
To find the y-intercept of the equation \(2x - 7y = 28\), set \(x\) to 0 and solve for \(y\):
\[2(0) - 7y = 28\]
\[-7y = 28\]
Now, divide both sides by -7:
\[y = -4\]
So, the y-intercept is \(-4\).