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Solve for X: 2x + 7 O! Sx - 14, Where Xis a Positive Prime Number. - Mathematics

Sum

Solve for x : 2x + 7 ≥  5x - 14, where x is a positive prime number. 

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Solution

2x + 7 ≥ 5x - 14

2x - 5x ≥ -14 - 7

-3x ≥ -21

3x ≤ 21

x ≤ 7

Solution set = { 2,3,5,7} 

  Is there an error in this question or solution?
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APPEARS IN

Frank ICSE Class 10 Mathematics Part 2
Chapter 5 Linear Inequations
Exercise 5.1 | Q 8 | Page 75
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