Question

9-3(5-2x)=4(1-x)
Решите уравнение

Answer 1

9-15+6х=4-4х
-6+6х=4-4х
10х=10
Х=1

Answer 2

9-3(5-2х)=4(1-х)
9-15+6х=4-4х
6х+4х=4-9+15
10х=10
х=1