What is the answer to |5x-28|+7=20 ?

The answer to |5x-28|+7=20 is x=3\lor x= 41/5

Solve for x: |5x-28|+7=20

The solution is x=3\lor x= 41/5

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∣ 5 x - 28 ∣ + 7 = 20

x = 3 or x = \frac{41}{5}

Decimal Notation

x = 3, x = 8.2

Solution steps

∣ 5 x - 28 ∣ + 7 = 20

Move

7

to the right side

∣ 5 x - 28 ∣ = 13

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

5 x - 28 = - 13 or 5 x - 28 = 13

5 x - 28 = - 13 or 5 x - 28 = 13

x = 3 or x = \frac{41}{5}

∣ 3 x + 8 ∣ = 44

4 ∣ 3 x + 4 ∣ - 2 = 14

∣ n - 8 ∣ = 1

3 - 3 ∣ 3 x + 3 ∣ = - 21

a, ∣ a - b ∣ = 1

What is the answer to |5x-28|+7=20 ?
The answer to |5x-28|+7=20 is x=3\lor x= 41/5
Solve for x: |5x-28|+7=20
The solution is x=3\lor x= 41/5