Answer :
Answer:
a = -1
Step-by-step explanation:
-16 = -5a - 21 (Given)
5 = -5a (Added 21 on both sides)
-1 = a (Divided -5 on both sides)
Answer:
a = -1
Step-by-step explanation:
-16 = -5a - 21 (Given)
5 = -5a (Added 21 on both sides)
-1 = a (Divided -5 on both sides)