Question 923862
x = david mass
y = john mass
z = paul mass
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x = y - 5
y = z - 8
x + y + z = 197
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put the system of linear equations into standard form
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x - y = -5
y - z = -8
x + y + z = 197
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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 = david mass = 59.666667
y = john mass = 64.666667
z = paul mass = 72.666667
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Solve systems of linear equations up to 6-equations 6-variables:
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