Respuesta :

Hello from MrBillDoesMath!

Answer:

82

Discussion:

h - 10 = 72                   =>  add 10 to both sides

h - 10 + 10  = 72 + 10   => as -10 + 10 = 0

h                 = 82


Thank you,

MrB

ACCESS MORE
EDU ACCESS
Universidad de Mexico