An equation is shown below:

Question

3(4x + 5) = 12

Which of the following correctly shows the beginning steps to solve this equation? (4 points)

Step 1: 12x + 15 = 12
Step 2: 12x = −3

Step 1: 12x + 5 = 12
Step 2: 12x = 7

Step 1: 7x + 5 = 12
Step 2: 7x = 7

Step 1: 7x + 8 = 12
Step 2: 7x = 4

Answer 1

Step 1: 12x + 15 = 12
Step 2: 12x = -3