अगर ए प्लस बी 9अगर ए प्लस बी 39 और ए माइनस तो ए और बी का मान कितना होगा
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Answer:
a+b = 9
and a-b = 39
then
adding both eq.
2a = 48
a = 24
b = 9-a = 9-39 = -30
a = 24 , b = -30.
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