SOLUTION: There are 42 houses available. Floor plan 1 is worth 100,000 and Floor plan 2 is worth 150,000. All 42 houses together are worth 6,000,000. How many of each floor plan is availa

SOLUTION: There are 42 houses available. Floor plan 1 is worth 100,000 and Floor plan 2 is worth 150,000. All 42 houses together are worth 6,000,000. How many of each floor plan is availa

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Question 251706: There are 42 houses available. Floor plan 1 is worth 100,000 and Floor plan 2 is worth 150,000. All 42 houses together are worth 6,000,000. How many of each floor plan is available?
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
Let x= number of floor plans selling for 100k
100x+150(42-x)=6000 Take 3 zeros off the large numbers for easier computation.
100x+6300-150x=6000
-50x=-300
x=6 for 100k
36 for 150k
.
Ed
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