Answer:

Step-by-step explanation:
Solve for the value of
:

-Switch sides:


-Add
on both sides:


Therefore, the value of
is
.
Answer: Hey I looked on a graphing calculator on Desmos, and its seems that this is increasing.
Step-by-step explanation:
You divide -15 on both sides to keep the x alone
-240/ -15=16
A negative divided by a negative is a positive so x=16