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Question
Solve the inequation:
`12 + 1 5/6 x ≤ 5 + 3x` and `x in R`.
Solution
`12 + 1 5/6 x <= 5 + 3x`
`11/6 x - 3x <= 5 - 12`
`(11x - 18x)/6 <= -7`
`(-7x)/6 <= -7`
`x >= (7 xx 6)/7`
`x >= 6`
∴ Solution set = {x : x ∈ R and x ≥ 6}
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