What is the answer to |2x+9|=10 ?

The answer to |2x+9|=10 is x=-19/2 \lor x= 1/2

Solve for x: |2x+9|=10

The solution is x=-19/2 \lor x= 1/2

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∣ 2 x + 9 ∣ = 10

x = - \frac{19}{2} or x = \frac{1}{2}

Decimal Notation

x = - 9.5, x = 0.5

Solution steps

∣ 2 x + 9 ∣ = 10

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

2 x + 9 = - 10 or 2 x + 9 = 10

2 x + 9 = - 10 or 2 x + 9 = 10

x = - \frac{19}{2} or x = \frac{1}{2}

7 ∣ - 2 x - 3 ∣ - 14 = 35

∣ - 2 x ∣ = 3 x + 6

4 - ∣ 3 x + 5 ∣ = 3

∣ 2 x + 9 ∣ = 30

∣ - 5 n ∣ = 5

What is the answer to |2x+9|=10 ?
The answer to |2x+9|=10 is x=-19/2 \lor x= 1/2
Solve for x: |2x+9|=10
The solution is x=-19/2 \lor x= 1/2