# Exponential equations

Solve for t:

1.) 7*(4^t)=9

2.) 2^(t+1)=5^(t-3)

https://brainmass.com/math/basic-algebra/exponential-equations-solved-3393

#### Solution Preview

(equiv. means "is equivalent to" in the logical sense)

(1)

7 * (4^t) = 9

equiv.

4^t= 9/7

[by ...

#### Solution Summary

This shows how to solve exponential equations.

$2.19