SOLUTION: building w 12 units consists of 1bedrooms costing 360 and 2 bedrooms costing 450 respectively. when all units are full total is 4950. how many 2bedroom units?

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Question 408190: building w 12 units consists of 1bedrooms costing 360 and 2 bedrooms costing 450 respectively. when all units are full total is 4950. how many 2bedroom units?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

12 units

Let x and (12-x) represent 2 and 1 bedroom apt respectively

Question states***

 $450x + $360(12-x) = $4950

Solving for x

   90x = 4950 - 360*12

   90x = 630   x = 7, number of 2 BR.  5 the number of 1 BR.  (12-7)

CHECKING our Answer***

  7*$450 + 5*$360 = $4950