What is the answer to |X+10|+2=5 ?

The answer to |X+10|+2=5 is X=-13\lor X=-7

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|X+10|+2=5

∣ X + 10 ∣ + 2 = 5

X = - 13 or X = - 7

Solution steps

∣ X + 10 ∣ + 2 = 5

Move

2

to the right side

∣ X + 10 ∣ = 3

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

X + 10 = - 3 or X + 10 = 3

X + 10 = - 3 or X + 10 = 3

X = - 13 or X = - 7

∣ z + 1 ∣ = 1

∣ x + (- 3) ∣ = 25

5 ∣ 3 v - 8 ∣ = - 10

- 3 + \frac{b}{5} = - 2

∣ y ∣ = ∣ 1 ∣