Yes that is correct
1 + 12 = WHAT
The one-step equation that equals 13 is x = 13. In this equation, x represents the unknown value that, when solved, will equal 13. This is a simple linear equation that can be solved by performing the inverse operation, which in this case would be x = 13.
5
-43
3x4+1
40
1 + 12 = 13
13
Because there is no equals sign.
An equation where p = 19
n + 13 = 21. n = 21 - 13