4/7z+2/3z=13

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Solution for 4/7z+2/3z=13 equation: 


z in (-oo:+oo)

(4/7)*z+(2/3)*z = 13 // - 13

(4/7)*z+(2/3)*z-13 = 0

26/21*z-13 = 0 // + 13

26/21*z = 13 // : 26/21

z = 13/26/21

z = 21/2

z = 21/2

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