What is the answer to |4p-7|=3 ?

The answer to |4p-7|=3 is p=1\lor p= 5/2

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|4p-7|=3

∣ 4 p - 7 ∣ = 3

p = 1 or p = \frac{5}{2}

Decimal Notation

p = 1, p = 2.5

Solution steps

∣ 4 p - 7 ∣ = 3

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

4 p - 7 = - 3 or 4 p - 7 = 3

4 p - 7 = - 3 or 4 p - 7 = 3

p = 1 or p = \frac{5}{2}

2 ∣ 3 x - 5 ∣ = 20

∣ 4 x + 7 ∣ - 4 = 24

∣ 4 x + 7 ∣ - 4 = 20

4 ∣ 2 x + 5 ∣ + 10 = 37

\frac{n}{3} = 1