Question

найдите корень уравнения 18,63:(4,3+z)=2,

Answer 1

18,63:(4.3+z)=2
4.3+z=18.63:2
4.3+z=9.315
z=9.315-4.3
z=5.015

Answer 2

18,63/(4,3+z)=2
4.3+z=18.63/2
4.3+z=9.315
z=9.315-4.3
z=5.015