### Home > A2C > Chapter Ch9 > Lesson 9.3.2 > Problem 9-158

9-158.

Convert the equation into exponential form.

3^{−2} = 2*x* − 1

Now solve for *x*.

Remember the rule *b* ^{log}_{b}(N) = N

*x* = 3

Remember the rule that log(N)−log(M) = log(N/M).

3* ^{x}* = 5