1) -3,4; 2) -22,88
Пошаговое объяснение:
1) -4,3x = 14,62 |* 100
-430x = 1462
x = - 1462/430 = - 731/215 = - = -3,4
2)1/3x + 22/75 = - 22/3 |* 75
25x + 22 = -550
x = (-550 -22)/25
x = -572 / 25
x = -2288/100
x = -22,88
1) -3,4; 2) -22,88
Пошаговое объяснение:
1) -4,3x = 14,62 |* 100
-430x = 1462
x = - 1462/430 = - 731/215 = - = -3,4
2)1/3x + 22/75 = - 22/3 |* 75
25x + 22 = -550
x = (-550 -22)/25
x = -572 / 25
x = -2288/100
x = -22,88