Решите уравнение |х|+3=5 ,|у|-2=1 ,|2х|+3=9, |5у|-4= 6 срочно надо
IхI + 3 = 5 IхI = 2 х =2 и х = -2 IуI - 2 = 1 IyI = 3 y = 3 и y = -3 I2xI + 3 = 9 I2xI = 6 2x = 6 x = 3 и 2x = -6 x = -3 I5yI - 4 = 6 I5yI = 10 5y = 10 y = 2 5y = -10 y = -2