What is the answer to |2k+10|+9=15 ?

The answer to |2k+10|+9=15 is k=-8\lor k=-2

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|2k+10|+9=15

∣ 2 k + 10 ∣ + 9 = 15

k = - 8 or k = - 2

Solution steps

∣ 2 k + 10 ∣ + 9 = 15

Move

9

to the right side

∣ 2 k + 10 ∣ = 6

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

2 k + 10 = - 6 or 2 k + 10 = 6

2 k + 10 = - 6 or 2 k + 10 = 6

k = - 8 or k = - 2

∣ s - 84 ∣ = 1

4 ∣ 3 x - 9 ∣ = 24

∣ x + 2 ∣ = 2 x + 4

150 = ∣ p - 150 ∣

\frac{∣ x + 4 ∣}{- 6} = - 3

What is the answer to |2k+10|+9=15 ?
The answer to |2k+10|+9=15 is k=-8\lor k=-2
Solve for k: |2k+10|+9=15
The solution is k=-8\lor k=-2