Вопрос школьника по предмету Математика
Помогите решить уравнения:
1) 6x-12=5x+8
2)-9x+10=-10x+7
3)4+25f=-13+24f
4)10-4x=8-2x
С меня 10 баллов
Ответ учителя по предмету Математика
Ответ:1)20; 2)-3; 3)-17; 4)1
Пошаговое объяснение: везде переносим иксы в одну сторону числа в другую
1) 6х-5х=8+12
х=20
2)-9х+10х=7-10
х=-3
3)25f-24f=-13-4
f=-17
4)-4х+2х=8-10
-2х=-2
х=1
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