suraj thinks of a number and subtracts 7/2 from it. he multiples the result by 12 the result now obtained is 5 times the same number of. what is the number
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Answer:
- Let the number he thought be x
(x/1 - 5/2) 8 = 3x
(2x-5/2)8/1=3x
16x-40/2=3x
16x-40=6x
16x-6x=40
10x=40
x=40/10
x=4
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