Expand.
\[2x+8=3-3x+15\]
Simplify \(3-3x+15\) to \(-3x+18\).
\[2x+8=-3x+18\]
Subtract \(8\) from both sides.
\[2x=-3x+18-8\]
Simplify \(-3x+18-8\) to \(-3x+10\).
\[2x=-3x+10\]
Add \(3x\) to both sides.
\[2x+3x=10\]
Simplify \(2x+3x\) to \(5x\).
\[5x=10\]
Divide both sides by \(5\).
\[x=\frac{10}{5}\]
Simplify \(\frac{10}{5}\) to \(2\).
\[x=2\]
x=2