Answer:
C
Step-by-step explanation:
Noting that
+ (- ) is equivalent to subtraction
- (- ) is equivalent to addition
Given
13 + (- 12) - (- 5)
= 13 - 12 + 5
= 1 + 5
= 6 → C
Answer:

Step-by-step explanation:
When you not given the vertex form, the you are given the standard form:

The value of k, is the y-value of the vertex of the function.
To find the value of k, you plug in

In order works, you evaluate

This will give you the k-value
1. 14x+4
2. 2+4d
3. not sure what the question wants..not understanding 7-^-3r
Exact form: 39/4
decimal form: 9.75
mixed number: 9 3/4
Answer: The answer is 47th of 100 of a second.
Step-by-step explanation: Given that in the 100-metre dash, Martin won first place by taking a time of

And, Samuel came second by taking time of

The difference between the time of arrival of Martin and Samuel is given by

Thus, Martin beat Samuel by forty seven - hundredth of a second.