SOLUTION: a carpenter wants to cut a 20-foot board into two pieces so that one piece is 4 times longer then the other. how long should each piece be

Question 930893: a carpenter wants to cut a 20-foot board into two pieces so that one piece is 4 times longer then the other. how long should each piece be
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
x = 4y
x + y = 20
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put the system of linear equations into standard form
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x - 4y = 0
x + y = 20
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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 = 16 ft
y = 4 ft
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Solve quadratic equations, quadratic formula:
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Solve systems of linear equations up to 6-equations 6-variables:
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