As we do not know the other cars avg speed we can not tell the answer. Please repeat the question.
7x²=9+x
so
for
0=ax²+bx+c

so
7x²=9+x
mins 9 from both sides and minus x
7x²-1x-9=0
a=7
b=-1
c=-9


so the 4th one
Answer:
This is the commutative property of multiplication.
Step-by-step explanation:
This property states that we can multiply numbers in any order and still get the same number. Each side is the same operation in a different order.
Answer:
p = - 9
Step-by-step explanation:
Given
- 1 + 5p = - 10 + 4p ( subtract 4p from both sides )
- 1 + p = - 10 ( add 1 to both sides )
p = - 9
Answer:
6*2 = 12
Step-by-step explanation:
2 + 2 + 2 + 2 + 2 + 2 = 12
There are six 2's being added together
6*2 = 12