What is the answer to |4+8c|-15=-7 ?

The answer to |4+8c|-15=-7 is c=-3/2 \lor c= 1/2

Solve for c: |4+8c|-15=-7

The solution is c=-3/2 \lor c= 1/2

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∣ 4 + 8 c ∣ - 15 = - 7

c = - \frac{3}{2} or c = \frac{1}{2}

Decimal Notation

c = - 1.5, c = 0.5

Solution steps

∣ 4 + 8 c ∣ - 15 = - 7

Move

15

to the right side

∣ 4 + 8 c ∣ = 8

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

4 + 8 c = - 8 or 4 + 8 c = 8

4 + 8 c = - 8 or 4 + 8 c = 8

c = - \frac{3}{2} or c = \frac{1}{2}

3 ∣ x - 4 ∣ = 33

- ∣ 3 x - 2 ∣ + 4 = 14

- ∣ 4 x - 9 ∣ = 3

∣ 3 x + 9 ∣ = 21

- 15 = - 5 ∣ b + 8 ∣

What is the answer to |4+8c|-15=-7 ?
The answer to |4+8c|-15=-7 is c=-3/2 \lor c= 1/2
Solve for c: |4+8c|-15=-7
The solution is c=-3/2 \lor c= 1/2