<span><span>f<span>(g<span>(x)</span>)</span></span><span>f<span>(g<span>(x)</span>)</span></span></span>Evaluate <span><span>f<span>(g<span>(x)</span>)</span></span><span>f<span>(g<span>(x)</span>)</span></span></span> by substituting in the value of <span>gg</span> into <span>ff</span>.<span><span>3<span>(x+2)</span>−4</span><span>3<span>(x+2)</span>-4</span></span>Simplify each term.Tap for more steps...<span><span>f<span>(x+2)</span>=3x+6−4</span><span>f<span>(x+2)</span>=3x+6-4</span></span>Subtract <span>44</span> from <span>66</span> to get <span>22</span>.<span>f<span>(x+2)</span>=3x+<span>2</span></span>
After subtracting the $60 base fee, you can just divide the hours paid for by the hourly wage and find out how many hours were worked. Hope this helps!
