What is the answer to |-7-9x|=2 ?

The answer to |-7-9x|=2 is x=-1\lor x=-5/9

Solve for x: |-7-9x|=2

The solution is x=-1\lor x=-5/9

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∣ - 7 - 9 x ∣ = 2

x = - 1 or x = - \frac{5}{9}

Decimal Notation

x = - 1, x = - 0.55555 \dots

Solution steps

∣ - 7 - 9 x ∣ = 2

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

- 7 - 9 x = - 2 or - 7 - 9 x = 2

- 7 - 9 x = - 2 or - 7 - 9 x = 2

x = - 1 or x = - \frac{5}{9}

8 + ∣ 9 - 2 x ∣ = 11

∣ x ∣ + 3 = 0

20 = ∣ 1 - 3 c ∣

15 = ∣ b - 11 ∣

- ∣ 3 x - 7 ∣ + 7 = 4