X+Y =a & X - Y = b find values of x & y in numerical
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X+Y=a
X-Y=b
On adding, 2X=a+b
So X = (a+b)/2
Putting in x+y=a,
y=a-(a+b)/2
=2a-a+b/2
=a+b/2
X-Y=b
On adding, 2X=a+b
So X = (a+b)/2
Putting in x+y=a,
y=a-(a+b)/2
=2a-a+b/2
=a+b/2
adityak42:
thanks
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