M/1.8+2.05=9 n/5=63-56.08
m=9*3.85 n/5=6.92
m=34.65 n=34.6
34.65/1.8+2.5=34.65/3.85=9 34.6/5=63-56.08
k/8-6.09=6 34.6/5=6.92
k/1.91=6 z/19.63+0.37=8.376
k=6*1.91 z/20=8.376
k=11.46 z=167.52
11.46/8-6.09=11.46/1.91=6 167.52/19.63+0.37=8.376
х/78,09+21,91=0,736 у/98,35-83,17=7
х/100=0,736 у/15,18=7
х=73,6 у=106,26
73,6/78,09+21,9,8 106,26/98,35-83,17=7