Question

Решите уровнение 3-5(x-3)=4x-9

Answer 1

3-5(х-3)=4х-9
3-5х+15=4х-9
18+9=9х
х=27:9=3

Answer 2

3-5(х-3)=4х-9
3-5х+15=4х+9
18-9=9х
х=9:9=1