What is the answer to |(7x+9)/3 |=4 ?

The answer to |(7x+9)/3 |=4 is x=-3\lor x= 3/7

Solve for x: |(7x+9)/3 |=4

The solution is x=-3\lor x= 3/7

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\frac{7 x + 9}{3} = 4

x = - 3 or x = \frac{3}{7}

Decimal Notation

x = - 3, x = 0.42857 \dots

Solution steps

\frac{7 x + 9}{3} = 4

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

\frac{7 x + 9}{3} = - 4 or \frac{7 x + 9}{3} = 4

\frac{7 x + 9}{3} = - 4 or \frac{7 x + 9}{3} = 4

x = - 3 or x = \frac{3}{7}

∣ x + 2 ∣ + 9 = 5

2 ∣ 2 - 3 x ∣ - 2 = 10

3 ∣ b + 1 ∣ - 10 = 11

∣ 5 - b ∣ = 1212

3 ∣ x - 3 ∣ = 9

What is the answer to |(7x+9)/3 |=4 ?
The answer to |(7x+9)/3 |=4 is x=-3\lor x= 3/7
Solve for x: |(7x+9)/3 |=4
The solution is x=-3\lor x= 3/7