I is a good friend and a good uuuuuuyyuyhyyytfikh..
My answer that i have gotten is 280
<span>(18<span>t<span><span>^2</span><span> </span></span></span>+ 9<span>t^<span><span>2</span><span></span></span></span>) + (−7t −3t) + 20
</span><span><span>27<span>t<span><span>^2</span><span> </span></span></span>− 10t + 20</span><span>
</span></span><span>
</span>
32, 7
0, - 1
20, 4
You just plug in the numbers and solve
In fraction form 31/4 is simplified. In decimal form 7.75 would be your answer.
