Respuesta :
Answer:a=1
Step-by-step explanation:
-19=-5-3a-11
-19=-3a-16
-19+16=-3a
-3=-3a
1=a
a=1
[tex] - 19 = - 5 - 3a - 11 \\ - 19 = - 16 - 3a \\ - 3 = - 3a \\ 1 = a[/tex]
Answer:a=1
Step-by-step explanation:
-19=-5-3a-11
-19=-3a-16
-19+16=-3a
-3=-3a
1=a
a=1