3x+3/7=12

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Solution for 3x+3/7=12 equation:


x in (-oo:+oo)

3*x+3/7 = 12 // - 12

3*x+3/7-12 = 0

3*x-81/7 = 0 // + 81/7

3*x = 81/7 // : 3

x = 81/7/3

x = 27/7

x = 27/7

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