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Popular >

Solve for x |2x-1|=7

Solution

solve for

x, ∣ 2 x - 1 ∣ = 7

Solution

x = - 3 or x = 4

Solution steps

∣ 2 x - 1 ∣ = 7

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

or

u = - a

2 x - 1 = - 7 or 2 x - 1 = 7

2 x - 1 = - 7 or 2 x - 1 = 7

x = - 3 or x = 4

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Frequently Asked Questions (FAQ)

What is the answer to solvefor x,|2x-1|=7 ?
The answer to solvefor x,|2x-1|=7 is x=-3\lor x=4