6) 7x + 2 = 3x - 10;3x - 8 = x + 6;9 + 5x = 7 + - вопрос №174812756723103869574106117 от fredkalash 30.11.2020 01:15

Question

Математика: 6) 7x + 2 = 3x - 10;3x - 8 = x + 6;9 + 5x = 7 + 4x;10m - 6 = 11m - 7;​

fredkalash · Answer

Пошаговое объяснение:7x + 2 = 3x - 107х-3х=-10-24х=-12Х=-12:4Х=-33x - 8 = x + 63х-х=6+82х=14Х=14:2Х=79 + 5x = 7 + 4x5х-4х=7-9Х=-210m - 6 = 11m - 710m-11m=6-7-m=-1m=1...

6) 7x + 2 = 3x - 10;3x - 8 = x + 6;9 + 5x = 7 + 4x;10m - 6 = 11m - 7;​

6) 7x + 2 = 3x - 10;
3x - 8 = x + 6;
9 + 5x = 7 + 4x;
10m - 6 = 11m - 7;