Решить систему уравнения y/2-x+y/5=0,1 и y/5-x-y/2=0,1

y/2 - x + y/5 = 0.1 - y/5 - x - y/2 = 0.1 y/2 - y/5 - x - (-x) + y/5 - (-y/2) = 0.1 - 0.1 5y/10 - 2y/10 + 2y/10 + 5y/10 = 0 5y/10 + 5y/10 = 0 10y/10 = 0  y = 0 0 - x + 0 = 0.1 0 - x - 0 = 0.1 x = -0.1 y = 0