Question

72-6x=42怎么解？

Answer 1

72-6x=42怎么解？
72-6x=42
72-42=6x
6x=30
x=5

Answer 2

72-6x＝42
72-6x＋6x＝42+6x
42+6x＝72
42+6x-42＝72-42
6x ＝30
6x÷6 ＝30÷6
x ＝5

Answer 3

解:72－6x＝42
6x＝72-42
6x=30
x=5

Answer 4

您好
72-6x=42
6x=72-42
6x=30
x=5

Answer 5

72-6x=42
72-42=6x
6x=30
x=5