Question

How do I solve problems like this?
Solve 8 = 2^x + 4. please help me fan / medal

Answer 1

Www.wolframalpha can tell you

Answer 2

is it
\(\Large 2^{x+4}\)
?

Answer 3

X=2

Answer 4

yea

Answer 5

no its like hartan said

Answer 6

then
write
\(\Large 8 = 2^3\)
and compare the exponents!

Answer 7

?

Answer 8

\(\Large 2^3 = 2^{x+4} \implies 3 = x+4\)
can you find x from here ?

Answer 9

X=2 right?

Answer 10

8 = 2-1+4

Answer 11

no...

3 = x+4
subtract 4 from both sides
what u get ?

Answer 12

hola