SOLUTION: A building contractor has paid $2088 for 54 doors. If inside doors cost $35 each and outside doors cost $46 each, how many of each type of door did he buy?

Question 925343: A building contractor has paid $2088 for 54 doors. If inside doors cost $35 each and outside doors cost $46 each, how many of each type of door did he buy?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
x = inside doors
y = outside doors
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35x + 46y = 2088
x + y = 54
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put the system of linear equations into standard form
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35x + 46y = 2088
x + y = 54
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copy and paste the above standard form linear equations in to this solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
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solution:
x = inside doors = 36
y = outside doors = 18
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Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
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Solve quadratic equations, quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
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Solve systems of linear equations up to 6-equations 6-variables:
https://sooeet.com/math/system-of-linear-equations-solver.php
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