Question

(4x-13)⋅ 7 = 49 как делать​

Answer 1

(4x - 13) ^ * 7=49

4x - 13 = 49/7

4x - 13 = 7

4x = 7 + 13

4x = 20

x = 20/4

x = 5

Ответ: x = 5

Answer 2

(4х-13)•7=49
28х-91=49
28х=49+91
28х=140
х=140/28
х=5
надеюсь помогла!!