Math, asked by Lovelit, 23 days ago

please solve it ??
1 2 the value of k for which the lines 5x+7y=3 and 15x + 21y = k coincide is (a) 9 (b) 5 (c) 7 (d) 18 1

aunkha vich nind n aave??

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Answered by Itzcutehansi

7

Answer:

photosynthesis is a process in which plant make their food from sunlight water and carbondioxide etc

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