What is the answer to |-3n-8|+7=21 ?

The answer to |-3n-8|+7=21 is n=-22/3 \lor n=2

Solve for n: |-3n-8|+7=21

The solution is n=-22/3 \lor n=2

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∣ - 3 n - 8 ∣ + 7 = 21

n = - \frac{22}{3} or n = 2

Decimal Notation

n = - 7.33333 \dots, n = 2

Solution steps

∣ - 3 n - 8 ∣ + 7 = 21

Move

7

to the right side

∣ - 3 n - 8 ∣ = 14

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

- 3 n - 8 = - 14 or - 3 n - 8 = 14

- 3 n - 8 = - 14 or - 3 n - 8 = 14

n = - \frac{22}{3} or n = 2

2 = ∣ t ∣ - 8

∣ c - 70 ∣ = 2

∣ c - 6 ∣ = 4

- 4 ∣ 5 x - 12 ∣ = - 12

0 = 2 ∣ x - 8 ∣

What is the answer to |-3n-8|+7=21 ?
The answer to |-3n-8|+7=21 is n=-22/3 \lor n=2
Solve for n: |-3n-8|+7=21
The solution is n=-22/3 \lor n=2