Question

How do you solve and graph the compound inequality `-2 < -3x + 7 < 4` ?

Answer 1

(1) `-2 < -3x + 7 -> 3x < 9 -> x < 3`

(2) `-3x + 7 < 4 -> 3x > 7 - 4 = 3 -> x > 1`

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