What is the answer to 2|y|=13 ?

The answer to 2|y|=13 is y=-13/2 \lor y= 13/2

The solution is y=-13/2 \lor y= 13/2

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2|y|=13

2 ∣ y ∣ = 13

y = - \frac{13}{2} or y = \frac{13}{2}

Decimal Notation

y = - 6.5, y = 6.5

Solution steps

2 ∣ y ∣ = 13

Divide both sides by

2

∣ y ∣ = \frac{13}{2}

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

y = - \frac{13}{2} or y = \frac{13}{2}

∣ 7 p + 2 ∣ = - 7

∣ x - (- 1) ∣ = 4

- 3 ∣ 2 x + 4 ∣ + 10 = 9 x - 5

8 ∣ - 9 x - 4 ∣ - 2 = 9

2 ∣ x + 3 ∣ - 4 = 0