Mathematics
If 5x - 3 ≤ 12 and x ∈ {-5, -3, -1, 1, 3, 5, 7} the solution set is:
{-5, -3, -1, 1, 3}
{-5, -3, -1}
{-5, -3, -1, 1}
{-3, -1, 1, 3, 6}
Linear Inequations
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Answer
5x - 3 ≤ 12
⇒ 5x ≤ 12 + 3
⇒ 5x ≤ 15
⇒ x ≤
⇒ x ≤ 3
∵ As x ∈ {-5, -3, -1, 1, 3, 5, 7}.
∵ Solution set = {-5, -3, -1, 1, 3}
Hence, option 1 is the correct option.
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