Question

2(3r + 7) - (2 + r)​

Answer 1

7r + 12

2(3r + 7) - (2 + r)

1. Distribute

6r + 14 - 2 + r

2. Collect like terms

7r + 12

3. This is the answer if you’re just simplifying but to solve for r you would subtract 12 then divide both sides by 7:

r = 12/7