191k views
10 votes
Solve 8=2^(x+4)

A. X=-4
B. x= -1
C. X= 0
D. X=7

User Big Dogg
by
3.3k points

2 Answers

9 votes

Answer:


\boxed{\underline{\tt B.\:x=-1}}

Explanation:


\tt 8=2^((x+4))

(First, convert both sides to the same base):-


\tt 2^3=2^(x+4)

(Now, cancel the base of 2 on both sides):-


\tt 3=x+4

(Subtract 4 from both sides):-


x+4-4=3-4


\tt x=-1

~

User Sanyam Khurana
by
3.6k points
9 votes
B. x = -1 is the answer for you’re question
User Marcelocra
by
3.7k points