What is the answer to |1-5b|=20 ?

The answer to |1-5b|=20 is b=-19/5 \lor b= 21/5

Solve for b: |1-5b|=20

The solution is b=-19/5 \lor b= 21/5

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∣ 1 - 5 b ∣ = 20

b = - \frac{19}{5} or b = \frac{21}{5}

Decimal Notation

b = - 3.8, b = 4.2

Solution steps

∣ 1 - 5 b ∣ = 20

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

1 - 5 b = - 20 or 1 - 5 b = 20

1 - 5 b = - 20 or 1 - 5 b = 20

b = - \frac{19}{5} or b = \frac{21}{5}

48 = ∣ 8 c ∣

∣ x + 1 ∣ = 4

19 = ∣ - 4 + 3 c ∣

1 = ∣ - 3 y + 11 ∣

∣ n + 2 ∣ = - 1

What is the answer to |1-5b|=20 ?
The answer to |1-5b|=20 is b=-19/5 \lor b= 21/5
Solve for b: |1-5b|=20
The solution is b=-19/5 \lor b= 21/5