What is the answer to |4y-10|=20 ?

The answer to |4y-10|=20 is y=-5/2 \lor y= 15/2

Solve for y: |4y-10|=20

The solution is y=-5/2 \lor y= 15/2

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∣ 4 y - 10 ∣ = 20

y = - \frac{5}{2} or y = \frac{15}{2}

Decimal Notation

y = - 2.5, y = 7.5

Solution steps

∣ 4 y - 10 ∣ = 20

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

4 y - 10 = - 20 or 4 y - 10 = 20

4 y - 10 = - 20 or 4 y - 10 = 20

y = - \frac{5}{2} or y = \frac{15}{2}

∣ 2 x - 7 ∣ + 8 = 3 x

∣ 2 x - 2 ∣ + 3 = 5

9 = \frac{x}{11}

∣ 7 x + 7 ∣ = 77

40 = ∣ a + 14 ∣

What is the answer to |4y-10|=20 ?
The answer to |4y-10|=20 is y=-5/2 \lor y= 15/2
Solve for y: |4y-10|=20
The solution is y=-5/2 \lor y= 15/2