(2/7)x=42

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Solution for (2/7)x=42 equation: 


x in (-oo:+oo)

(2/7)*x = 42 // - 42

(2/7)*x-42 = 0

2/7*x-42 = 0 // + 42

2/7*x = 42 // : 2/7

x = 42/2/7

x = 147

x = 147

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