Respuesta :
Answer:
[tex]f=278[/tex]
Step-by-step explanation:
[tex]f-81=197[/tex]
Add 81 to both sides:
[tex]f-81+81=197+81[/tex]
[tex]f=278[/tex]
Answer:
[tex]f=278[/tex]
Step-by-step explanation:
[tex]f-81=197[/tex]
Add 81 to both sides:
[tex]f-81+81=197+81[/tex]
[tex]f=278[/tex]