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The digits of a two-digit number differ ...

The digits of a two-digit number differ by 3. If the digits are interchanged, and the resulting number is added to the original number, we get 143. What can be the original number?

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A number consists of two digits.Sum of its digits is 15.If the place of digits are interchanged then the number so obtained is 9 less than the original number. Find the original number.

MBD-LINEAR EQUATIONS IN ONE VARIABLE.-EXAMPLE
  1. Aman’s age is three times his son’s age. Ten years ago he was five tim...

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  2. Mohan thinks a number.If he takes away 7 from 5/2 of the number,the re...

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  3. The digits of a two-digit number differ by 3. If the digits are interc...

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  4. The sum fo digits of a two-digits number is 9.If 27 is subtracted from...

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  5. A number consists of two digits.Sum of its digits is 15.If the place o...

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  6. Arjun is twice as old as Shriya. Five years ago his age was three time...

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  7. Sandeep's father's age is 5 years more than three times Sandeep's age....

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  8. Length of a rectangle exceeds its breadth by 5 m.If perimeter of the r...

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  9. Three numbers are in the ratio 4 : 5 : 6 .if the sum of the largest an...

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  10. Solve the following linear equations : x/2-1/5=x/3+1/4

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  11. Solve the following linear equations : n/2-(3n)/4+(5n)/6=21

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  12. Solve the following linear equations : x+7-(8x)/3=(17)/6-(5x)/2

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  13. Solve the following linear equation: (x-5)/3 = (x-3)/5.

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  14. Solve the following linear equations : (3t-2)/4-(2t+3)/3=2/3-t

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  15. Solve the following linear equation: m- (m+1)/2 = 1 -(m-2)/3.

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  16. Solve the following linear equation: 3(t-3) = 5(2t+1).

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  17. Solve the following linear equation: 15(y-4)-2(y-9)+5(y+6)=0.

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  18. Solve the following linear equation: 3(5z-7)-2(9z-11)=4(8z-13).

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  19. Simplify and solve the following linear equations : 0.25(4f – 3) = 0.0...

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  20. Solve the following linear equation: x/2+3/2 = 2x/5 -1

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