y = 3 - 2x x = 1

To find the value of \( y \) when \( x = 1 \) in the equation \( y = 3 - 2x \), substitute \( x \) with \( 1 \):

\[ y = 3 - 2(1) \]

Now, simplify the expression:

\[ y = 3 - 2 \] \[ y = 1 \]

So, when \( x = 1 \), \( y = 1 \).