x+y = -36
x-y= 15
then what is x,y
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Step-by-step explanation:
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Answer:
x = -10.5
y = -25.5
Step-by-step explanation:
x + y = -36 .............(i)
x - y = 15 ..............(ii)
Adding both equations we get,
x + y = -36
+ x - y = 15
-------------------
= 2x = -21
x = -21/2
x = -10.5
Putting the value in first equation,
-10.5 + y = -36
y = -25.5
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