10 Seven times a number is 12 less than thirteen times the same number. Find the number
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seven times a number is 12 less than 13 times the same number , the number required has '2'
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let x be the number
hence,seven types of the number=7x
thirteen times of the number=13x
7x=13x-12
=12=13x-7x
=12=6x
x=12÷6
x=2
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