What is the answer to |-4+12x|=7 ?

The answer to |-4+12x|=7 is x=-1/4 \lor x= 11/12

Solve for x: |-4+12x|=7

The solution is x=-1/4 \lor x= 11/12

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∣ - 4 + 12 x ∣ = 7

x = - \frac{1}{4} or x = \frac{11}{12}

Decimal Notation

x = - 0.25, x = 0.91666 \dots

Solution steps

∣ - 4 + 12 x ∣ = 7

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

- 4 + 12 x = - 7 or - 4 + 12 x = 7

- 4 + 12 x = - 7 or - 4 + 12 x = 7

x = - \frac{1}{4} or x = \frac{11}{12}

3 ∣ 4 x - 9 ∣ = 12

- 2 ∣ 2 x + 6 ∣ = - 8

∣ - 6 + x ∣ = 9

∣ 3 x - 1 ∣ = 2 x + 2

x^{2} - ∣ x ∣ - 12 = 0

What is the answer to |-4+12x|=7 ?
The answer to |-4+12x|=7 is x=-1/4 \lor x= 11/12
Solve for x: |-4+12x|=7
The solution is x=-1/4 \lor x= 11/12