What is the answer to |8x+4|+|6x+3|=21 ?

The answer to |8x+4|+|6x+3|=21 is x=-2\lor x=1

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|8x+4|+|6x+3|=21

∣ 8 x + 4 ∣ + ∣ 6 x + 3 ∣ = 21

x = - 2 or x = 1

Solution steps

∣ 8 x + 4 ∣ + ∣ 6 x + 3 ∣ = 21

Find positive and negative intervals

x < - \frac{1}{2}, x \geq - \frac{1}{2}

Solve the inequality for each interval

x = - 2 or x = 1

∣ 2 - 3 x ∣ = ∣ x ∣

∣ 4 x - 3 ∣ = 2 x + 3

(\frac{x}{2}) + 3 = (\frac{14}{9})

a, ∣ 4 a - 5 b ∣ - ∣ 2 a - b ∣ = 0

3 x - x^{3} = x

What is the answer to |8x+4|+|6x+3|=21 ?
The answer to |8x+4|+|6x+3|=21 is x=-2\lor x=1
Solve for x: |8x+4|+|6x+3|=21
The solution is x=-2\lor x=1