<PRE><B>Question 1208720</B>
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D U P L I C A T E 



Just solved at this forum under this link


https://www.algebra.com/algebra/homework/Expressions-with-variables/Expressions-with-variables.faq.question.1208736.html



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If you want to learn the subject to that level to solve such problems on your own 
and to learn it from a good source, you have this lucky, happy and fortunate opportunity.


In this site, I prepared the lessons that cover the entire subject

&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;- &lt;A HREF=https://www.algebra.com/algebra/homework/word/travel/Introductory-lesson-on-a-projectile-thrown-shot-launched-vertically-up.lesson&gt;Introductory lesson on a projectile thrown-shot-launched vertically up&lt;/A&gt; 

&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;- &lt;A HREF=https://www.algebra.com/algebra/homework/word/travel/Problem-on-a-projectile-moving-vertically.lesson&gt;Problem on a projectile moving vertically up and down&lt;/A&gt;

&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;- &lt;A HREF=https://www.algebra.com/algebra/homework/word/travel/Problem-on-projectile-shooted-vertically-upward.lesson&gt;Problem on an arrow shot vertically upward&lt;/A&gt;

&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;- &lt;A HREF=https://www.algebra.com/algebra/homework/word/travel/Typical-problems-on-an-projectile-moving-vertically-up-and-down.lesson&gt;Problem on a ball thrown vertically up from the top of a tower&lt;/A&gt; 

&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;- &lt;A HREF=https://www.algebra.com/algebra/homework/word/travel/Problem-on-a-toy-rocket-launched-vertically-up--from-the-top-of-a-platform.lesson&gt;Problem on a toy rocket launched vertically up from a tall platform&lt;/A&gt;

&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;- &lt;A HREF=https://www.algebra.com/algebra/homework/word/travel/A-flare-is-launched-from-a-life-raft-vertically-up.lesson&gt;A flare is launched from a life raft vertically up&lt;/A&gt; 


Consider these lessons as your textbook, &amp;nbsp;handbook, &amp;nbsp;tutorials and &amp;nbsp;(free of charge) &amp;nbsp;home teacher.
Read them attentively and learn how to solve this type of problems, how to analyze and how to present a solution, &amp;nbsp;once and for all.



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