What is the answer to -8+|-8r-5|=19 ?

The answer to -8+|-8r-5|=19 is r=-4\lor r= 11/4

Solve for r: -8+|-8r-5|=19

The solution is r=-4\lor r= 11/4

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- 8 + ∣ - 8 r - 5 ∣ = 19

r = - 4 or r = \frac{11}{4}

Decimal Notation

r = - 4, r = 2.75

Solution steps

- 8 + ∣ - 8 r - 5 ∣ = 19

Move

8

to the right side

∣ - 8 r - 5 ∣ = 27

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

- 8 r - 5 = - 27 or - 8 r - 5 = 27

- 8 r - 5 = - 27 or - 8 r - 5 = 27

r = - 4 or r = \frac{11}{4}

∣ b + 4 ∣ = 2

∣ 2 n ∣ = 0

∣ b + 4 ∣ = 7

x, ∣ 2 x - 9 ∣ = x

- 4 = ∣ r ∣ - 5

What is the answer to -8+|-8r-5|=19 ?
The answer to -8+|-8r-5|=19 is r=-4\lor r= 11/4
Solve for r: -8+|-8r-5|=19
The solution is r=-4\lor r= 11/4