Question 822254
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out:
s - w = 1260/3
s - w = 420
return:
s + w = 1260/(7/3)
s + w = 540
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put the system of linear equations into standard form
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x - y = 420
x + y = 540
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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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answer:
x= airplane = 480 mph
y= wind = 60 mph
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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