The equivalent expression is 
<h3>How to determine the equivalent expression?</h3>
The expression is given as:
rootindex 5 startroot 1,215 endroot superscript x
Rewrite properly as:
![\sqrt[5]{1215^x}](https://tex.z-dn.net/?f=%5Csqrt%5B5%5D%7B1215%5Ex%7D)
Apply the law of indices

Hence, the equivalent expression is 
Read more about equivalent expression at:
brainly.com/question/2972832
#SPJ1
Answer:
.
/
/
.
.
Step-by-step explanation:
It would stop at 3y+4>11 because the 3y and 4 are unlike terms and can only be divided or multiplied.