Answer:
The answer is B. 26 miles per hour.
Step-by-step explanation:
13+13=26
X goes by an hour.
I think the domain is -1 and the range is 2. You may want to double check though.
Answer:
7 + x + 4y
(7 + x) + 4y
x + (7 + 4y)
Step-by-step explanation:
the sum of elements does not change, no matter the order.
Answer:
B. z has a negative charge
Step-by-step explanation: