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Find all real numbers t such that \($\frac{2}{3} t - 1 < t + 7 \le -2t + 15$\). Give your answer as an interval.

 Jul 17, 2019

Best Answer 

 #1
avatar+9631 
+2

Find all real numbers t such that  \(\frac{2}{3} t - 1 < t + 7 \le -2t + 15 \). Give your answer as an interval.

 

Hello Guest!

 

\(\frac{2}{3} t - 1 < t + 7 \le -2t + 15\\ -8 <\frac{1}{3}t\\ \color{blue}t<24\)

\(​ ​\)

\(t+7\le-2t+15\\ -8\le -3t\\\color{blue}t\le24\)

 

\(t\in \{ \mathbb{R}|t<24\}\)

laugh  !

 Jul 17, 2019
edited by asinus  Jul 17, 2019
edited by asinus  Jul 17, 2019
 #1
avatar+9631 
+2
Best Answer

Find all real numbers t such that  \(\frac{2}{3} t - 1 < t + 7 \le -2t + 15 \). Give your answer as an interval.

 

Hello Guest!

 

\(\frac{2}{3} t - 1 < t + 7 \le -2t + 15\\ -8 <\frac{1}{3}t\\ \color{blue}t<24\)

\(​ ​\)

\(t+7\le-2t+15\\ -8\le -3t\\\color{blue}t\le24\)

 

\(t\in \{ \mathbb{R}|t<24\}\)

laugh  !

asinus Jul 17, 2019
edited by asinus  Jul 17, 2019
edited by asinus  Jul 17, 2019
 #2
avatar+8965 
+5

In order from oldest to newest:

 

Answers by CPhill and me:   https://web2.0calc.com/questions/help_49470  
Second answer by CPhill:

https://web2.0calc.com/questions/help_85516

 

 

Answer by heureka:

https://web2.0calc.com/questions/help_71861

 
Second answer by me:

https://web2.0calc.com/questions/help_31003

 

 

Found from first page of search results here.

 

 

 Jul 18, 2019
 #3
avatar+111387 
+2

LOL!!!!!

 

 

cool cool cool

CPhill  Jul 18, 2019

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