Relax

Respuesta :

AB + BC = AC
3y - 1 + 7y = 29
10y - 1 = 29
10y = 29 + 1 = 30
y = 30/10 = 3

AB = 3(3) - 1 = 9 - 1 = 8

i gotchu .

Answer:

AB = 3(3) - 1 = 9 - 1 = 8

if you found this helpful follow me on ig at _.raamiyahh <3