7z+9/7=3z-2/3

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Solution for 7z+9/7=3z-2/3 equation: 


z in (-oo:+oo)

7*z+9/7 = 3*z-(2/3) // - 3*z-(2/3)

7*z-(3*z)+9/7+2/3 = 0

7*z-3*z+9/7+2/3 = 0

4*z+41/21 = 0 // - 41/21

4*z = -41/21 // : 4

z = -41/21/4

z = -41/84

z = -41/84

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