Answer:
Step-by-step explanation:
Two angles are Complementary when they add up to 90°.
Therefore
Answer:
11
Step-by-step explanation:
a+4
7+4=11
The x variable is for the number of books she buys to read so when x is 0!the cost would be what she paid for the reader.
The answer is B. The cost of the reader
Answer:
()=10
Step-by-step explanation: