Question

Solve the equation 2x+1 = 30. Round your answer to the nearest hundredth.

Answer 1

*2^x+1+30 so the x+1 are exponents

Answer 2

2^(x+1)=30 ?

Answer 3

yes

Answer 4

http://www.wolframalpha.com/input/?i=2%5E%28x%2B1%29%3D30

Answer 5

2^(x+1)=30
ln(2^(x+1))=ln(30)
(x+1)(ln2)=ln(30)
x+1=ln(30)/ln(2)
x= 4.9-1 approx.
x=3.9 approx