jaheim619
jaheim619
Today at 12:19 AM
Mathematics
Answered
5x+2y=-4
-x+2y=8
Solve the system
Answer :
sqdancefan
sqdancefan
Today at 12:24 AM
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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