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Find x + y if 2x + y = 7 and 3x + 2y = 12 |
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Answer» Answer: x + y = 5 Step-by-step explanation: Given equations, 2x + y = 7 ...(i) 3x + 2Y = 12 ...(ii) now from equation (i) and (ii) , 3x + 2y - ( 2x + y ) = 12 - 7 3x + 2y - 2x - y = 5 x + y = 5 HENCE, x + y = 5 |
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