What is the answer to |2x+3|=5 ?

The answer to |2x+3|=5 is x=-4\lor x=1

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|2x+3|=5

∣ 2 x + 3 ∣ = 5

x = - 4 or x = 1

Solution steps

∣ 2 x + 3 ∣ = 5

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

2 x + 3 = - 5 or 2 x + 3 = 5

2 x + 3 = - 5 or 2 x + 3 = 5

x = - 4 or x = 1

419.99 \cdot x = 84.3

(4 n - 3 n^{3}) - (3 n^{3} + 4 n)

2 x^{2} + x > 12

27 - 6

\frac{4.5}{4.5 - 4}