Answer:
A.12
Step-by-step explanation:
2×r-13 = 11
r + 2 = 14
11 + 14 = 25
d
your answer to your question is D
15/30:2/30
15/30=2/30x
divide by 15/30
7.5 is x
Answer: The answer is B.
1.049
Divide 103 into 108
