Factor out the greatest common factor from each group.Group the first two terms and the last two terms.Factor out the greatest common factor (GCF) from each group.
the greatest common factor, <span><span>a<span>−2</span></span><span>a<span>-2</span></span></span>
.<span><span><span>(<span>a<span>−2</span></span>)</span><span>(<span>b+c</span>)</span></span><span><span>a<span>-2</span></span><span>b+<span>c</span></span></span></span>
