Sunday

December 21, 2014

December 21, 2014

Posted by **Bethany** on Saturday, April 12, 2008 at 6:08pm.

Problem: 9^(x+6)=7x

My answer was: -52.458

The correct answer is: -51.138

I have checked my input on my calculator, and cannot figure it out.

- Math -
**Bethany**, Saturday, April 12, 2008 at 6:10pmSorry, my problem is:

9^(x+6)=7^x

- Math -
**Bobby**, Saturday, April 12, 2008 at 6:16pm-52.4576 is the correct answer.

ln9^(x+6)=ln7^x

(x+6)*ln(9)=x*ln(7)

(x+6)/x=ln(7)/ln(9)

x/x+6/x=.885622

1+6/x=.885622

6/x=.885622-1

6/x=-.114378

x=6/(-.114378)

x=-52.4576

**Answer this Question**

**Related Questions**

Math Fractions - Posted by Mary Mac on Friday, May 9, 2008 at 10:01am. I have ...

Math/Fractions - I have this fraction: 6 2/9 + 1 3/4 - 3 5/6= Okay First I ...

Math - What is 3.0801^9? I have done it on a calculator and I got 24950.7354056...

math - (3 + 2(8 + 5 • 2 ÷ 4) – 9) what is the correct answer to this problem I ...

Math - I need someone to please check my answer for me... add. -1.6 + (-2.3)= ...

General - Please understand that I am not upset with anyone or whatever I just ...

8th Grade Algebra-Radicals:Answer Check - Write each expression in simplest form...

Math - 2x(5*2-3) > x(3-5)-2(x-1) the answer I have got is x > 2/18. Can ...

8th Grade Algebra: Answer Check #2 - Add or Subtract (Radicals) { this means ...

math,help - on one of last week homeworks i got this one wrong can someone ...