## Thinking Mathematically (6th Edition)

$\left\{\right\}$
Distribute $3$ (on the right side of the equation): $3x-7 = 3x+3$ Solve the equation to obtain: $3x-3x=3+7 \\0=10$ This is a false statement. Thus, the given equation has no solution. The solution set is $\left\{\right\}$.