What is the answer to 9+9|8x+1|=18 ?

The answer to 9+9|8x+1|=18 is x=-1/4 \lor x=0

Solve for x: 9+9|8x+1|=18

The solution is x=-1/4 \lor x=0

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9 + 9 ∣ 8 x + 1 ∣ = 18

x = - \frac{1}{4} or x = 0

Decimal Notation

x = - 0.25, x = 0

Solution steps

9 + 9 ∣ 8 x + 1 ∣ = 18

Move

9

to the right side

9 ∣ 8 x + 1 ∣ = 9

Divide both sides by

9

∣ 8 x + 1 ∣ = 1

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

8 x + 1 = - 1 or 8 x + 1 = 1

8 x + 1 = - 1 or 8 x + 1 = 1

x = - \frac{1}{4} or x = 0

∣ 2 \cdot x + 5 ∣ - 5 = 9

n (x) = 7 ∣ x ∣ + 3 x - 1

∣ 3 x - 4 ∣ = 6 x - 8

- 5 ∣ b + 30 ∣ - 5 = - 55

2 ∣ y - 4 ∣ + 5 = 27

What is the answer to 9+9|8x+1|=18 ?
The answer to 9+9|8x+1|=18 is x=-1/4 \lor x=0
Solve for x: 9+9|8x+1|=18
The solution is x=-1/4 \lor x=0