-10=b4 <----- Write your equation out
-10= <----- Divide b4 by 4 to get b by itself.
=b <----- Divide -10 by 4 because what you do to one side, you mjst do to the other.
-2.5=b <----- There is your answer; -2.5
Answer:
b = 1.778279, −1.778279
Explanation:
9.4m questions
12.2m answers
<----- Divide b4 by 4 to get b by itself. 
=b <----- Divide -10 by 4 because what you do to one side, you mjst do to the other.