Home › ICSE Class 10 › mathematics › Linear Inequations in One Variable › Solve 2 x + 5 > 11, then x belongs to
Solve 2 x + 5 > 11, then x belongs to
A{x : x = 3} only
B{x : x < 3} only
C{x : x > 3}
D{x : x >= 11} only
Answer & Solution
Correct answer: C. {x : x > 3}
1. Subtract 5: 2 x > 6.
2. Divide by 2: x > 3.
3. Sign does not flip.
4. Hence x > 3.
_Source: Selina Concise Mathematics Class 10, Ch 4 Linear Inequations in One Variable (Mistral OCR'd PDF), section on simple solving_
Related questions
Solve -2 (x - 3) <= 4. Then x belongs toSolve (x + 2)/3 - (x - 1)/2 <= 1. Then x belongs toThe largest integer x satisfying 3 x - 4 < 2 x + 5 isThe solution of 5 - 2 x > 1 isSolve (2 x - 5) / 3 >= 1 over integers.Solve -4 < 2 - x <= 1 over integers.Solve the double inequation 2 < x + 1 <= 5. Then x belongs toSolve (x - 1)/2 + 3 < 6. Then x belongs to