Question

Решите уравнение
5 – 2x = 8x + 10 → x =
3 – 4x = 4x – 5 → x =
2 (x – 5) = 3 → x =
4 (7 + x) = 7 + 3x → x =

Answer 1

1.x=-7/8
2.x=1
3.x=6,5
4.x=-21