xeal7007
xeal7007
24.07.2019 • 
Mathematics

The cost of building a new house is directly proportional to the number of square feet in the house. if a 1,500-square-foot house costs $120,000 to build, what does it cost to build a 2,400-square-foot house? the cost of building a 2,400 -square-foot house is $

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