# SOLUTION: use the equations from part a and part b as a system of equation, use the substitution method to determine how many of each floor plan is avaialble x + y = 56 x + 3y = 56 descri

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 Click here to see ALL problems on Equations Question 387790: use the equations from part a and part b as a system of equation, use the substitution method to determine how many of each floor plan is avaialble x + y = 56 x + 3y = 56 describe stepsAnswer by Fombitz(13828)   (Show Source): You can put this solution on YOUR website!1. 2. You can re-write eq. 2, Substitute, Then from eq. 1,