SOLUTION: Suppose a market research company finds that at p=$20, they would sell x=42 tiles each month. If they lower the price to p=$10, then more people would purchase the tile and they c

Question 621207: Suppose a market research company finds that at p=$20, they would sell x=42 tiles each month. If they lower the price to p=$10, then more people would purchase the tile and they can expect to sellx=52 tiles in a month. Find the equation of the line for the demand equation.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
I would plot , price/tile on the vertical axis and
tiles sold/month on the horizontal
You are given 2 points on a straight line:
( 42, 20 )
( 52, 10 )
Use the point-slope formula

Here's a plot:

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