X-2,3=3,374+4,51
x-2,3=7,884
x=7,884+2,3
x=10,184
==========
y-8,3=8,07+11
y-8,3=19,07
y=19,07+8,3
y=27,37
=========
z-0,834=2,64+0,3
z-0,834=2,94
z=2,94+0,834
z=3,774
===========
m-5,3=21,7+0,613
m-5,3=22,313
m=22,313+5,3
m=27,613
========
n-5,271=0,9+11,29
n-5,271=12,19
n=12,19+5,271
n=17,461
============
k-6,7=0,333+0,965
k-6,7=1,298
k=1,298+6,7
k=7,998