Sunday

March 29, 2015

March 29, 2015

Posted by **Jane** on Wednesday, December 18, 2013 at 8:43pm.

2*5^x=85

Do you start like this?

xlog2*5=log85

I don't know what to do after that.

- Algebra 2 -
**Jane**, Wednesday, December 18, 2013 at 8:48pmI think I figured it out.

85/2=42.5

log5=log42.5

log42.5/log5

=2.330 to the third decimal

- Algebra 2 -
**Kuai**, Wednesday, December 18, 2013 at 9:28pm2^5x = 85

Log2^5x = log85

5xlog2 = log85

Solve for x

x = log85/5log2

**Answer this Question**

**Related Questions**

exponential equation-Algebra - Solve the exponential equation. Express the ...

Algebra-please check my answers - Solve the equation by expressing each side as ...

college algebra - Solve the exponential equation using logarithms. Give the ...

college algebra - Solve the exponential equation using logarithms. Give the ...

trigonometry - Use logarithms and the law of tangents to solve the triangle ABC...

calculus - solve the exponential equation. Express the solution in terms of ...

algebra - Solve the system by graphing. x + y = 4 –x + y = 2 confused where do i...

Algebra - Solve the exponential equation using an algebraic solution: 2^x = 32

Math - Solve for x. 14^(-3x)=11^(-x-3) Write the exact answer using base-10 ...

algebra - logarithms Solve the following equations 3^x-2=6 Add 2 to both sides ...