Respuesta :

Step-by-step explanation:

15 + 6h = 45 + 8h

-8h + 6h = 45 - 15

-2h = 30

h = 30/-2

h = -15

hope this answer helps you dear...take care and may u have a great day ahead!

Answer:

4

Step by step explanation:

15+6h=45+8h

15+6h-8h=45

6h-8h=45-15

-2h=45-15

-2h=30

h=-15