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

Guest Jun 5, 2019

#1

#2**+1 **

What is the symbol $ ?

Why is 15$ and not 15.What is the difference?

Thank you.

Dimitristhym
Jun 5, 2019

#3**+3 **

It is leftover from when the asker copy and pasted the question. Other sites use $'s to enclose latex, but this site does not. The dollar sign shouldn't be there.

hectictar
Jun 5, 2019

#4**+1 **

Aha ok thank you I was wandering if it was a mathematical symbol witch I didn't know.

Dimitristhym
Jun 5, 2019