x + 5 = 20 - Subtract 5 from both sides, x - 5 = 20 - Add 5 to both sides, 5x = 20 - Divide both sides by 5, x/5 = 4 - Multiply both sides by 5, x + 20 = 5 - Subtract 20 from both sides, x - 20 = 5 - Add 20 to both sides, 20x = 5 - Divide both sides by 20, x/20 = 5 - Multiply both sides by 20,

IBA: Solving One-Step Equations

Таблица лидеров

Визуальный стиль

Параметры

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