What is the answer to |5-2x|=11 ?

The answer to |5-2x|=11 is x=-3\lor x=8

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|5-2x|=11

∣ 5 - 2 x ∣ = 11

x = - 3 or x = 8

Solution steps

∣ 5 - 2 x ∣ = 11

Apply absolute rule: If

∣ u ∣ = a, a > 0

then

u = a

u = - a

5 - 2 x = - 11 or 5 - 2 x = 11

5 - 2 x = - 11 or 5 - 2 x = 11

x = - 3 or x = 8

\frac{1}{x + 1} + \frac{1}{x + 8} \leq \frac{1}{x + 9}

14 r - 11 > - 227

5108

(x - 5) (x + 2)^{2} > 0

\frac{10 !}{0 ! ( 10 - 0 ) !}