(3z+5)/7=5

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Solution for (3z+5)/7=5 equation:


z in (-oo:+oo)

(3*z+5)/7 = 5 // - 5

(3*z+5)/7-5 = 0

(3*z+5)/7+(-5*7)/7 = 0

3*z-5*7+5 = 0

3*z-30 = 0

(3*z-30)/7 = 0

(3*z-30)/7 = 0 // * 7

3*z-30 = 0

3*z-30 = 0 // + 30

3*z = 30 // : 3

z = 30/3

z = 10

z = 10

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