7u/3=42 - solution

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Solution for 7u/3=42 equation:

u in (-oo:+oo)

(7*u)/3 = 42 // - 42

(7*u)/3-42 = 0

7/3*u-42 = 0 // + 42

7/3*u = 42 // : 7/3

u = 42/7/3

u = 18

u = 18

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