1.

Find the value of x and y, when (i) `[{:(x+y),(x-y):}]=[{:(8),(4):}]` (ii) `[{:(2x+5," "7),(" "0,3y-7):}]=[{:(x-3," "7),(" "0,-5):}]` (iii) `2[{:(x," "5),(7,y-3):}]+[{:(3,-4),(1," "2):}]=[{:(7,6),(15,14):}]`

Answer» (i) x=6, y=2
(ii) x=-8, `y=(2)/(3)`
(iii) x=2, y=4


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