What is the answer to |8-5v|=43 ?

The answer to |8-5v|=43 is v=-7\lor v= 51/5

Solve for v: |8-5v|=43

The solution is v=-7\lor v= 51/5

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∣ 8 - 5 v ∣ = 43

v = - 7 or v = \frac{51}{5}

Decimal Notation

v = - 7, v = 10.2

Solution steps

∣ 8 - 5 v ∣ = 43

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

8 - 5 v = - 43 or 8 - 5 v = 43

8 - 5 v = - 43 or 8 - 5 v = 43

v = - 7 or v = \frac{51}{5}

3 + 9 ∣ - 4 x - 9 ∣ = 75

- 2 ∣ y ∣ = 10

∣ 15 - x ∣ + 2 = 7

4 - 10 ∣ x ∣ = 2

∣ 4 n + 3 ∣ = 15