Question 828349
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x = Mike
y = sister
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x = 3y - 5
x + 1 = 2(y + 1)
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put the system of linear equations into standard form:
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x - 3y = -5
x - 2y = 1
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copy and paste the above linear system in standard form into this matrix-method solver:
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solution:
x = Mike = 13
y = sister = 6
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system matrix
1 -3
1 -2
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inverse of system matrix
-2 3
-1 1
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determinant of system matrix = 1
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Solve and graph linear equations:
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Solve quadratic equations, quadratic formula:
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Solve systems of linear equations up to 6-equations 6-variables:
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