6/7(x+1)=1/21(x+2)

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Solution for 6/7(x+1)=1/21(x+2) equation: 


x in (-oo:+oo)

(6/7)*(x+1) = (1/21)*(x+2) // - (1/21)*(x+2)

(6/7)*(x+1)-((1/21)*(x+2)) = 0

(6/7)*(x+1)+(-1/21)*(x+2) = 0

6/7*(x+1)-1/21*(x+2) = 0

6/7*(x+1)-1/21*(x+2) = 0

17/21*x+16/21 = 0

17/21*x+16/21 = 0

17/21*x+16/21 = 0 // - 16/21

17/21*x = -16/21 // : 17/21

x = -16/21/17/21

x = -16/17

x = -16/17

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