155k views
8 votes
1. 1 +2r =


2. 12 = 18 - d


3. 5b + 10 = 30

User Pgrandjean
by
4.2k points

2 Answers

9 votes

Answer:

1. r=3

2. d=6

3. b=4

Explanation:

User Lasse Bunk
by
3.1k points
4 votes

Answer:

1. r=anything

2. d=6

3. b=4

Explanation:

User Arinzehills
by
3.9k points