Question

solve Solve. 2^(x + 3) = 7

Answer 1

\[\LARGE 2^{x+3}=7 \Longrightarrow \log(2)^{x +3}=\log(7)\]

\[\LARGE (x+3)\cdot \log2=\log7\]

\[\LARGE x+3=\frac{\log7}{\log2}\]

add -3 to each side... and go grab a calculator !!

Answer 2

THANK YOU TUPAC

Answer 3

@kres but look tupac it makes no sense

Answer 4

use calc for the rest
best one is here
http://www.wolframalpha.com

Answer 5

i did but it dsnt show me what i need

Answer 6

http://www.wolframalpha.com/input/?i=log++7+%2F+log+2+-+3

Answer 7

oh i put it in backwards! thank you

Answer 8

so it was -.19

Answer 9

yeah //

Answer 10

@cheeto365 is that a test or something? .. Online? where is it?

Answer 11

its a pretest for my math class online its just confusing cause of the unequal bases