Question

Решите уравнение 7 ( x + 2 ) = 49

Answer 1

7(х+2) =49
х+2=7
х=7-2
х=5

Answer 2

нет

Answer 3

все верно

Answer 4

7(х+2)=49
х+2=49:7
х+2=7
х=7-2
х=5