x + 5 · 5 = 39

Решение уравнений: Столбик 1: 1) x + 5 · 5 = 39 -> x + 25 = 39 -> x = 39 - 25 -> x = 14 2) x + 14 = 100 - 37 -> x + 14 = 63 -> x = 63 - 14 -> x = 49 3) 6 · x = 8 · 3 -> 6 · x = 24 -> x = 24 / 6 -> x = 4 4) x - 6 · 4 = 93 -> x - 24 = 93 -> x = 93 + 24 -> x = 117 5) x · 5 = 29 + 16 -> x · 5 = 45 -> x = 45 / 5 -> x = 9 6) x + 7 · 4 = 73 -> x + 28 = 73 -> x = 73 - 28 -> x = 45 7) 17 + x = 6 · 8 -> 17 + x = 48 -> x = 48 - 17 -> x = 31 Столбик 2: 1) x : 8 = 35 : 5 -> x : 8 = 7 -> x = 7 · 8 -> x = 56 2) 95 - x = 70 : 10 -> 95 - x = 7 -> x = 95 - 7 -> x = 88 3) 49 : x = 74 - 67 -> 49 : x = 7 -> x = 49 / 7 -> x = 7 4) 34 + x = 9 · 10 -> 34 + x = 90 -> x = 90 - 34 -> x = 56 5) 72 : x = 64 : 8 -> 72 : x = 8 -> x = 72 / 8 -> x = 9 6) x · 4 + 54 = 90 -> x · 4 = 90 - 54 -> x · 4 = 36 -> x = 36 / 4 -> x = 9 7) 50 : x = 2 · 5 -> 50 : x = 10 -> x = 50 / 10 -> x = 5