m - + 2*z + 5*m - 4*z - 5*m 2
m/2 + 2*z + 5*m - 4*z - 5*m при z = 3
m/2 + 2*z + 5*m - 4*z - 5*m
m/2 + 2*(3) + 5*m - 4*(3) - 5*m
m/2 + 2*3 + 5*m - 4*3 - 5*m
-6 + m/2
m - - 2*z 2
0.5*m - 2.0*z
m - 4*z ------- 2
m 2*z + 5*m + - - 4*z - 5*m 2
-(-m + 4*z) ------------ 2