B. 2 / 2
ExplanationFrom x - y = 2 we get y = x - 2. Substituting in the first equation gives x = 4 and y = 2.
x - y = 2 से y = x - 2। इसे पहले समीकरण में रखने पर x = 4 और y = 2 मिलता है।
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