4+|x|>= 3x

Solution

4 + ∣ x ∣ \geq 3 x

x \leq 2

Interval Notation

(- \infty, 2]

Solution steps

4 + ∣ x ∣ \geq 3 x

Find positive and negative intervals

x < 0, x \geq 0

Solve the inequality for each interval

x < 0 or 0 \leq x \leq 2

Merge Overlapping Intervals

x \leq 2

6 x^{2} - 25 x + 21

∣ x - 7 ∣ \leq 18

m + 1 \leq 7

y + 5 < 12

4 m^{2} - 5 m - 6