<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B32%7D%7Bz%7D%20%2B56%3D60" />
<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B32%7D%7Bz%7D%20%3D%2060-56" />
32z = 4
32 = 4z
<img src="https://tex.z-dn.net/?f=z%3D%20%5Cfrac%7B32%7D%7B4%7D%20" />
z = 8
7ñ - 13 = 50
ñ = 63 / 7
ñ = 9
<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B164%7D%7Bm%7D%20%2B3%3D30" />
<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B164%7D%7Bm%7D%20%3D30-3" />
<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B164%7D%7Bm%7D%20%3D%2027%0A" />
164 = 27m
<img src="https://tex.z-dn.net/?f=m%3D%20%5Cfrac%7B164%7D%7B27%7D%20" />
<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B9n%7D%7B2%7D%20%3D27" />
9n = 2(27)
9n = 54
<img src="https://tex.z-dn.net/?f=n%20%3D%20%5Cfrac%7B54%7D%7B9%7D%20" />
n = 6 .
Kd.