Friday

November 28, 2014

November 28, 2014

Posted by **Alexander** on Monday, December 5, 2011 at 2:01pm.

20 log(2x+2)=45

- precalc/trig -
**Steve**, Monday, December 5, 2011 at 3:04pmlog(2x+2) = 45/20 = 2.25

assuming natural logs,

2x+2 = e^2.25

x = (e^2.25 - 2)/2

x = 3.7439

**Answer this Question**

**Related Questions**

Logs. - Can you please help me with the following log. problems? thanxs! Solve ...

Trig/Pre-Calc - Need help with current Trig problem for tomorrow: Solve the ...

algebra homework - please check my answers. Solve the logarithmic equation. Be ...

calculus - Please help me solve this equation. log[2](3)+log[2](x)=log[2](5)+log...

Math - Do the following. (a) Write the expression in terms of natural logarithms...

pre-calculus - solve the following logarithmic equation. be sure to reject any ...

college algebra - write the expression as a single logarithm 1. In(x/x*2)+In(x+2...

Algebra - 1)If y varies inversely as x and y = 3, when x = 6. Find y when x = 36...

Math - Find the exact solution, using common logarithms, and a two-decimal-place...

Trig/Pre-Calc - Could someone please help me on this problem. I'm really ...