Z + 2 11/52 = 7 5/39 , 8 7/39 - x = 5 9/26 решите уравнения пожалуйста

<span>Z + 2 11/52 = 7 5/39 ,
</span>Z= 7 5/39 - <span>2 11/52
</span><span>Z=5 5/39-11/52
Z=5 20/156- 33/156
Z=4 176/156-33/156
Z=4 143/156


8 7/39 - x = 5 9/26</span><span>
x =</span><span>8 7/39 - 5 9/26</span><span>
x = 3  14/78</span> -  27/78
х=2 92/78-27/78
х=2 65/78