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mes.15 is subtracted from three times a number, the result is 16. Find the number. |
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Answer» Let the required number be 'x'. Then, 5 subtracted from 3 times x = 3x−-5.⇒ 3x−-5 = 16Adding 5 to both sides, we get⇒ 3x−-5 + 5 = 16 + 5 ⇒ 3x= 21Dividing both sides by 3, we get⇒3x3=2133x3=213⇒ x =7Thus, the required number is 7. |
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