3(7j+2)/4=12

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Solution for 3(7j+2)/4=12 equation: 


j in (-oo:+oo)

(3*(7*j+2))/4 = 12 // - 12

(3*(7*j+2))/4-12 = 0

(3*(7*j+2))/4+(-12*4)/4 = 0

3*(7*j+2)-12*4 = 0

21*j-42 = 0

(21*j-42)/4 = 0

(21*j-42)/4 = 0 // * 4

21*j-42 = 0

21*j-42 = 0 // + 42

21*j = 42 // : 21

j = 42/21

j = 2

j = 2

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