Ответ:
Пошаговое объяснение:
2(2+х) + (4х - 1) × 3 = 10х - 7
4 + 2x + 12x - 3 = 10x - 7
1 + 14x = 10x - 7
14x - 10x = -7 - 1
4x = -8
x = -8 : 4
x = -2
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Ответ:
Пошаговое объяснение:
2(2+х) + (4х - 1) × 3 = 10х - 7
4 + 2x + 12x - 3 = 10x - 7
1 + 14x = 10x - 7
14x - 10x = -7 - 1
4x = -8
x = -8 : 4
x = -2