Question

Решите уравнение 5x+3=-3x+19

Answer 1

5х+3=-3х+19
5х+3х=19-3
8х=16
х=2

Answer 2

5х+3=-3х+19
5х+3х=19-3
8х=16
х=2
проверка 5*2+3=-3*2+19
                 13=13