look on yt or a web called purple math i would post but that is against the rules.
Answer:
For what amount of calling do the two cost the same?
answer:
plan A: 89 minute
plan B: 105 minutes
what is the cost when the two plans cost same?
answer:
36 costs when two plans cost the same
Step-by-step explanation:
hope it helps
#carryonlearning
mark me the brainliest plsss
we know that
A relationship between two variables, x, and y, represent an inverse variation if it can be expressed in the form
or 
Let
x-------> the pressure in PSI
y------> the volume of the gas in cubic inches
In this problem we have the point 
so

Find the constant k

substitute the values of x and y


the equation is

therefore
<u>the answer is</u>

Answer:
Area of a triangle is 1/2B x H
In this case, BH = 0.5(3x-5)·4x
A = 4/2 · (3x²-5x)