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Solve the exponential equation for the unknown x.

0 votes

5^x = 50 · 4^x?

asked Oct 21, 2014 in ALGEBRA 2 by anonymous

1 Answer

0 votes

Given equation is image

image

Apply formula : image

image

Apply log each side.

image

Apply formula : image

image

image

Apply formula : image

image

Substitute values with log function( base 10 ) using calculator

image

image

solution :

The solution is  17.53

answered Oct 21, 2014 by lilly Expert

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