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Kailee Garza
Mathematics
21 January, 06:10
5x+2y=-4
-x+2y=8
Solve the system
+5
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1
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Kc
21 January, 06:12
0
Subtract the second equation from the first.
... (5x + 2y) - (-x + 2y) = (-4) - (8)
... 6x = - 12
... x = - 2
... - (-2) + 2y = 8
... 2y = 6
... y = 3
The solution is (x, y) = (-2, 3).
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