What is the answer to |-2.9x|-3=20.2 ?

The answer to |-2.9x|-3=20.2 is x=-8\lor x=8

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|-2.9x|-3=20.2

∣ - 2.9 x ∣ - 3 = 20.2

x = - 8 or x = 8

Solution steps

∣ - 2.9 x ∣ - 3 = 20.2

Move

3

to the right side

∣ - 2.9 x ∣ = 23.2

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

- 2.9 x = - 23.2 or - 2.9 x = 23.2

- 2.9 x = - 23.2 or - 2.9 x = 23.2

x = - 8 or x = 8

∣ 7 x ∣ = 35

∣ 2 x - 8 ∣ = 8

∣ 2 - 8 x ∣ = 22

∣ 3 x + 7 ∣ = 2

∣ 7 x + 2 ∣ = 16

What is the answer to |-2.9x|-3=20.2 ?
The answer to |-2.9x|-3=20.2 is x=-8\lor x=8
Solve for x: |-2.9x|-3=20.2
The solution is x=-8\lor x=8