What is the justification for step 2 in the solution process?
1/2r+1/2=-2/7r+6/7-5
Step 1: 1/2r+1/2 = -2/7r-29/7
Step 2: 1/2r = -2/7r-65/14
A. Division property of equality
B. Addition property of equality
C. Subtraction property of equality
D. Multiplication property of equality
