Найдите неизвестный компонент действия:
а) 25 * x = −25;
б) x * (−18) = 0;
в) x * (−30) = 30;
г) −19 * x = 19;
д) x : 1 = −7;
е) −26 : x = 26;
ж) x : (−8) = 0;
з) x : (−1) = −1.
25 * x = −25
x = −25 : 25
x = −1
x * (−18) = 0
x = 0 : (−18)
x = 0
x * (−30) = 30
x = 30 : (−30)
x = −1
−19 * x = 19
x = 19 : (−19)
x = −1
x : 1 = −7
x = −7 * 1
x = −7
−26 : x = 26
x = −26 : 26
x = −1
x : (−8) = 0
x = 0 * (−8)
x = 0
x : (−1) = −1
x = −1 * (−1)
x = 1