The slope-intercept form of a linear equation is $y = mx + b$, where $m$ is the slope and $b$ is the y-intercept.
For the first equation $3x - y = 3$, we can subtract $3x$ from both sides to get $-y = -3x + 3$. Then, we divide by $-1$ to get $y = 3x - 3$.
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