Answer
$\{ -0.5 \}$
Work Step by Step
Step 1. Graph $y=3(2x + 1) - 2(x - 2)$ as shown in the figure (red).
Step 2. Graph $y=5$ as shown in the figure (blue).
Step 3. Find the intersect at point $(-0.5,5)$, thus $x=-0.5$.
Step 4. The solution is $\{ -0.5 \}$
