a positive number is 5 time …

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a positive number is 5 time another number . if 21 is added to both the numbers, then one of the new numbers becomes twice the other new numbers. what are the numbers ?
  • 2 answers
Let us take x as the another number, so the positive number is 5x. According to the question, 5x+21=2(x+21), 5x+21= 2x +42, =5x-2= 42-21(transposing), 3x= 21 = x= 21/3, x=7 Now, the another number =x = 7. The Positive number = 5x= 5×7=35 Thus, the numbers are 7 and 35.
Let us take x as the another number, so the positive number is 5x According to the question, 5x+21=2(x+21) = 5x+21= 2x +42 = 5x-2= 42-21(transposing) = 3x= 21 = x= 21/3 = x=7 Now, the another number =x = 7 The Positive number = 5x= 5×7=35 Thus, the numbers are 7 and 35
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