ГДЗ Математика 8 клас Істер (2025) - 1 ЧАСТИНА

Виконайте дію:

1) c/(a-2) + x/(2-a) = c/(a-2) – x/(a-2) = (c-x)/(a-2);
2) a/(x-y) – 8/(y-x) = a/(x-y) + 8/(x-y) = (a+8)/(x-y);
3) 2m/(m-n) + 2n/(n-m) = 2m/(m-n) – 2n/(m-n) = (2(m-n))/(m-n) = 2;
4) 16x/(4x-y) + 4y/(y-4x) = 16x/(4x-y) – 4y/(4x-y) = (16x-4y)/(4x-y) = (4(4x-y))/(4x-y) = 4.