Question

Which one of the following is a representation (not to scale and in bold) of all values of x satisfying the inequality  2 5 x ( 6 x 5 3 ) on the real number line?

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Answer :

Solution :

2 5 x ( 6 x 5 3 )

Multiplying 3 on both sides

3 ( 2 5 x ) 3 ( 6 x 5 3 )

6 - 15x ≤ 5 - 6x

1 ≤ -6x + 15x

1 ≤ 9x

x ≥ 1/9

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