x+y=5 and X-y=6 find the value of X and y
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megoyal78:
x+y=5 x=5-y put in 2nd equation then we get 5-y-y=6
5-2y=6.
Y=-1/2
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Answer: x = 11/2 ; y = -1/2
Step-by-step explanation:
x + y = 5
x - y = 6
Adding both the equations,
2x = 11
x = 11/2
Substituting this value in first equation,
11/2 + y = 5
y = 5 - 11/2
y = -1/2
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