SOLUTION: 1. Solve log(6x+5)=0 2. use natural logarithms to solve this equation. Round to the nearest thousandeth. 6e^4x-6=15 3.e^x=3/4

Algebra ->  Logarithm Solvers, Trainers and Word Problems -> SOLUTION: 1. Solve log(6x+5)=0 2. use natural logarithms to solve this equation. Round to the nearest thousandeth. 6e^4x-6=15 3.e^x=3/4       Log On


   

Question 316093: 1. Solve log(6x+5)=0
2. use natural logarithms to solve this equation. Round to the nearest thousandeth.
6e^4x-6=15
3.e^x=3/4
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
1. Solve log(6x+5)=0
6x+5 = 10^0
6x+5 = 1
6x = -4
x = -4/6
x = -2/3
.
2. use natural logarithms to solve this equation. Round to the nearest thousandeth.
6e^4x-6=15
6e^4x=21
e^(4x)^6=21
(4x)^6 = ln(21)
4x = (ln(21))^(1/6)
x = ((ln(21))^(1/6))/4
x = 0.301
.
3.e^x=3/4
x = ln(3/4)
x = -0.288