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Popular >

|7x|>42

Solution

∣ 7 x ∣ > 42

Solution

x < - 6 or x > 6

+1

Interval Notation

(- \infty, - 6) \cup (6, \infty)

Solution steps

∣ 7 x ∣ > 42

Apply absolute rule: If

∣ u ∣ > a, a > 0

then

u < - a

or

u > a

7 x < - 42 or 7 x > 42

7 x < - 42 or 7 x > 42

x < - 6 or x > 6

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Frequently Asked Questions (FAQ)

What is |7x|>42 ?
The solution to |7x|>42 is x<-6\lor x>6