SOLUTION: 2x+2y+2z+4w=-12
y+z+w=-5
z+2w=-6
x+y+z+4w=-14
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Question 928293: 2x+2y+2z+4w=-12
y+z+w=-5
z+2w=-6
x+y+z+4w=-14
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
2x+2y+2z+4w=-12
y+z+w=-5
z+2w=-6
x+y+z+4w=-14
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put the system of linear equations into standard form
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replace the variable w with u:
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2x+2y+2z+4u=-12
y+z+u=-5
z+2u=-6
x+y+z+4u=-14
---
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 = 3
y = -3
z = 2
u = w = -4
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Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations, quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
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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