SOLUTION: y=4x+13
2x-2y=-8
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Question 825552: y=4x+13
2x-2y=-8
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
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y=4x+13
2x-2y=-8
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put the system of linear equations into standard form
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4x-y=-13
2x-2y=-8
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copy and paste the above linear system in standard form into this matrix-method solver:
https://sooeet.com/math/system-of-linear-equations-solver.php
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solution:
x = -3
y = 1
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system matrix
4 -1
2 -2
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inverse of system matrix
0.33333333 -0.16666667
0.33333333 -0.66666667
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determinant of system matrix = -6
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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 4-equations 4-variables:
https://sooeet.com/math/system-of-linear-equations-solver.php
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