7-x/3=20

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Solution for 7-x/3=20 equation: 


x in (-oo:+oo)

7-(x/3) = 20 // - 20

7-(x/3)-20 = 0

-1/3*x-13 = 0 // + 13

-1/3*x = 13 // : -1/3

x = 13/(-1/3)

x = -39

x = -39

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