What is the answer to 1+|7+3x|=12 ?

The answer to 1+|7+3x|=12 is x=-6\lor x= 4/3

Solve for x: 1+|7+3x|=12

The solution is x=-6\lor x= 4/3

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1 + ∣ 7 + 3 x ∣ = 12

x = - 6 or x = \frac{4}{3}

Decimal Notation

x = - 6, x = 1.33333 \dots

Solution steps

1 + ∣ 7 + 3 x ∣ = 12

Move

1

to the right side

∣ 7 + 3 x ∣ = 11

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

7 + 3 x = - 11 or 7 + 3 x = 11

7 + 3 x = - 11 or 7 + 3 x = 11

x = - 6 or x = \frac{4}{3}

∣ x + 5 ∣ - 3 = 1

7 + ∣ 2 x - 5 ∣ = 4

- ∣ 5 - x ∣ - 3 = - 10

∣ 4 x - 1 ∣ = 1

4 ∣ v - 2 ∣ - 3 = 25

What is the answer to 1+|7+3x|=12 ?
The answer to 1+|7+3x|=12 is x=-6\lor x= 4/3
Solve for x: 1+|7+3x|=12
The solution is x=-6\lor x= 4/3