You can put this solution on YOUR website! 3x=5-4z
x+y+z=5
y=2z
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put the system of linear equations into standard form
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3x + 4z = 5
x + y + z = 5
y - 2z = 0
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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 = -1
y = 4
z = 2
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system matrix
3 0 4
1 1 1
0 1 -2
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inverse of system matrix
0.6 -0.8 0.8
-0.4 1.2 -0.2
-0.2 0.6 -0.6
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determinant of system matrix = -5
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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:
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