/span>
<span class="r-in"><span>coefficients <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">"cyl"</span>, <span class="st">"disp"</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-plt img"><img src="make_regression_graph-2.png" alt="" width="700" height="433"></span>
<span class="r-in"><span><span class="fu">make_regression_graph</span><span class="op">(</span>m