Question

Ashley solved the exponential equation 3x + 1 = 15 and her work is shown below. What is the first step she did incorrectly?

Step 1: log 3^(x+1) = log15
Step 2: (x + 1)log 3 = log15
Step 3: x + 1 = log 15/log 3
Step 4: x+1 = 2.708050/1.098612
Step 5: x + 1 = 1.418858
Step 6: x = 0.418858

Answer 1

"Step 1: log 3^(x+1) = log15" is the step among the following choices given in the question that she did incorrectly. The correct option among all the options that are given in the question is the first option or option "A". I hope that this is the answer that has actually come to your desired help.

Answer 2

Answer:

The correct answer is option 4 or step 4, they incorrectly did step 4.