Https://www.symbolab.com/solver/function-range-calculator
this should help
Answer:
Percent of change in population is
%
Step-by-step explanation:
Given population of Boston is
measured in year
.
And population of Boston in year
is
.
We need to find percent of change in population.
So, percent change
%
Here old population is
and new population is 
Plugging these value in formula we get,
Percent change 
Rounding to nearest tenth 2.6%
-8x - 60 = -164
Add 60 to both sides, because whatever you do on one side, you have to do it to the other side
-8x = -104
Divide -8 to both sides
x = 13
C makes the most sense, but I could use some more information about the system it is referring to.
6 x 94
= 6(90 + 4)
= 6 x 90 + 6 x 4
= 564