What is the answer to |y|-2=0 ?

The answer to |y|-2=0 is y=-2\lor y=2

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|y|-2=0

∣ y ∣ - 2 = 0

y = - 2 or y = 2

Solution steps

∣ y ∣ - 2 = 0

Move

2

to the right side

∣ y ∣ = 2

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

y = - 2 or y = 2

- 1 < - \frac{x}{3} < 1

3 (2.09) + 2.22 (- 3.92) = 3 (- 1.71) + 2.22 v

12 \cdot 6

∣ x - 4 ∣ = 4

y^{2} = 4 - \frac{( \frac{80}{17} ) ^{2}}{4}