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9 votes
9 votes
1. 1 +2r =


2. 12 = 18 - d


3. 5b + 10 = 30

User Sikorski
by
2.7k points

2 Answers

9 votes
9 votes

Answer:

1. r=3

2. d=6

3. b=4

Explanation:

User Alap Anerao
by
3.4k points
13 votes
13 votes

Answer:

1. r=anything

2. d=6

3. b=4

Explanation:

User Enda Farrell
by
2.7k points