(4-x)^1/2=8

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Solution for (4-x)^1/2=8 equation: 


x in (-oo:+oo)

((4-x)^1)/2 = 8 // - 8

((4-x)^1)/2-8 = 0

(4-x)/2-8 = 0

(4-x)/2+(-8*2)/2 = 0

4-x-8*2 = 0

-x-12 = 0

(-x-12)/2 = 0

(-x-12)/2 = 0 // * 2

-x-12 = 0

-x-12 = 0 // + 12

-x = 12 // * -1

x = -12

x = -12

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