Math, asked by Robal, 1 year ago

plz solve it fast and step by step and show every step ............

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Answered by chris360

1

a)x/2-3x/4+5x/6=21
LCM= 12
6x/12-9x/12+10x/12=21
-3x/12+10x/12=21
7x/12=21
cross multiply
7x=21×12
7x=252
x=7/252
x= 36

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