MAC 1140 PRECALCULUS ALGEBRA Solving Exponential and Logarithmic Equations WEEK 12B Fall 2023 Solve each of the following equations by using the properties of exponential equation and logarithmic equations. SHOW EVERY STEP 1. 3 x-7 = 81 x 2. 100 x-2 = 1000 x - 5 3. 6* = 250 4. 4w - 1 = 420 5. ex + 1 = 20 6. log (7x - 12) = log (x) 7. log 6 (5x + 1) = 2 8. In (1 - x) + In (3 - x) = In 8 9. log (5x - 1) = log 2 + log (x - 2)