Question

3. Решите уравнение 15 - 2(x - 2) = 22 + x.​

Answer 1

• 15 - 2(x - 2) = 22 + x
• 15 - 2x + 4 = 22 + x
• -2x - x = 22 - 15 - 4
• -3x = 3
• x = 3 / (-3)
• x = -1
• Ответ: x = -1.