Sagot :
Answer:
b = 21
Step-by-step explanation:
-2a = b -15
-2(-3) = b - 15
6 = b - 15
6 + 15 = b
b = 21
answered by g a u t h m a t h
Answer:
b = 21
Step-by-step explanation:
-2a = b -15
-2(-3) = b - 15
6 = b - 15
6 + 15 = b
b = 21
answered by g a u t h m a t h