What is the answer to -3|5x+7|+1=-5 ?

The answer to -3|5x+7|+1=-5 is x=-9/5 \lor x=-1

Solve for x: -3|5x+7|+1=-5

The solution is x=-9/5 \lor x=-1

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- 3 ∣ 5 x + 7 ∣ + 1 = - 5

x = - \frac{9}{5} or x = - 1

Solution steps

- 3 ∣ 5 x + 7 ∣ + 1 = - 5

Move

1

to the right side

- 3 ∣ 5 x + 7 ∣ = - 6

Divide both sides by

- 3

∣ 5 x + 7 ∣ = 2

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

5 x + 7 = - 2 or 5 x + 7 = 2

5 x + 7 = - 2 or 5 x + 7 = 2

x = - \frac{9}{5} or x = - 1

6 x^{2} - 4 = 98

4 (x - 12) \frac{1}{3} = - 16

\frac{2 x}{3} = 4

21 z^{2} + 11 z - 2

- 9 x + 7 > 25

What is the answer to -3|5x+7|+1=-5 ?
The answer to -3|5x+7|+1=-5 is x=-9/5 \lor x=-1
Solve for x: -3|5x+7|+1=-5
The solution is x=-9/5 \lor x=-1