Respuesta :

Answer:

h = 19

Step-by-step explanation:

-7 + h = 12

=> h = 12 + 7 [Transferring (-7) to RHS by changing its sign]

=> h = 19

Answer:

h = 19

Step-by-step explanation:

[tex]-7+h=12[/tex]

Since -7 is a negative and we want to undo the number, add 7 to -7 and 12

[tex]h=12+7[/tex]

[tex]h=19[/tex]