Не поставят!
Пошаговое объяснение:
1) 10x - 4x = 11 - 7 4) 14x - 8x = -46
6 x = 4 6x = -46
x = 2/3 x = -7 2/3
2) -9 - 25 = 20x - 14x 5) 18x - 32x = 14 - 9
-34 = 6x -14x = 52
-15 - 35 = -8x x = -3 5/7
-8x = -50 6) 8y + 6 = 0 1,8 - 0,4y = 0
x = 6 1/4 8y = -6 0,4y = 1,8
y = -3/4 или y = 4,5
Не поставят!
Пошаговое объяснение:
1) 10x - 4x = 11 - 7 4) 14x - 8x = -46
6 x = 4 6x = -46
x = 2/3 x = -7 2/3
2) -9 - 25 = 20x - 14x 5) 18x - 32x = 14 - 9
-34 = 6x -14x = 52
-15 - 35 = -8x x = -3 5/7
-8x = -50 6) 8y + 6 = 0 1,8 - 0,4y = 0
x = 6 1/4 8y = -6 0,4y = 1,8
y = -3/4 или y = 4,5