What is the answer to |4x-2|=20 ?

The answer to |4x-2|=20 is x=-9/2 \lor x= 11/2

Solve for x: |4x-2|=20

The solution is x=-9/2 \lor x= 11/2

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∣ 4 x - 2 ∣ = 20

x = - \frac{9}{2} or x = \frac{11}{2}

Decimal Notation

x = - 4.5, x = 5.5

Solution steps

∣ 4 x - 2 ∣ = 20

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

4 x - 2 = - 20 or 4 x - 2 = 20

4 x - 2 = - 20 or 4 x - 2 = 20

x = - \frac{9}{2} or x = \frac{11}{2}

4 + 2 z \geq 2

2 x^{2} - x < 10

125 n^{3} x - 8 x

0. 7^{2}

- (- 2)^{3}

What is the answer to |4x-2|=20 ?
The answer to |4x-2|=20 is x=-9/2 \lor x= 11/2
Solve for x: |4x-2|=20
The solution is x=-9/2 \lor x= 11/2