((x-3)/2)=-(x/7)

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Solution for ((x-3)/2)=-(x/7) equation: 


x in (-oo:+oo)

(x-3)/2 = -(x/7) // + x/7

(x-3)/2+x/7 = 0

(7*(x-3))/(2*7)+(2*x)/(2*7) = 0

7*(x-3)+2*x = 0

9*x-21 = 0

(9*x-21)/(2*7) = 0

(9*x-21)/(2*7) = 0 // * 2*7

9*x-21 = 0

9*x-21 = 0 // + 21

9*x = 21 // : 9

x = 21/9

x = 7/3

x = 7/3

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