If you cut a 18ft piece of wood into two pieces making…

If you cut a 18ft piece of wood into two pieces making one piece 4ft longer than the other. What size is the smaller piece?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #10144