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√3x+12 ≥ 3x+4√3
√3 x + 12 ≥ 3x + 4√3
√3 x - 3x ≥ 4√3 - 12
(√3 -3) x ≥ 4√3 - 12 / : (√3 - 3 ) , gdzie √3 - 3 < 0
x ≤ 4(√3 -3) / (√3 -3)
x ≤ 4
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(3-√3)x≥4(√3-3)
x≤4
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√3 x + 12 ≥ 3x + 4√3
√3 x - 3x ≥ 4√3 - 12
(√3 -3) x ≥ 4√3 - 12 / : (√3 - 3 ) , gdzie √3 - 3 < 0
x ≤ 4(√3 -3) / (√3 -3)
x ≤ 4
=============
√3x+12 ≥ 3x+4√3
(3-√3)x≥4(√3-3)
x≤4