Answer:
1: Positive
2: Negative
3: Negative
4: Negative
Step-by-step explanation:
Positive plus Negative equals negative.
Positive plus positive or negative plus negative equals positive.
Hope this helps.
Answer:
84 seconds or 1 min and 24 seconds
Step-by-step explanati
Answer:
10x^2-25x-35
Step-by-step explanation:
FOIL means first, outer, inner, and last.
The first term of each pair is 2x and 5x.
The outer term of each pair is 2x and 5.
The inner term of each pairs are -7 and 5x.
The last term of each is -7 and 5.
Now we just have to multiply the terms I pairs above:
First: (2x)(5x)=10x^2
Outer: (2x)(5)=10x
Inner: (-7)(5x)=-35x
Last: (-7)(5)=-35
------------------------------Add the terms:
10x^2-25x-35
Answer:
the answer is 200 mph because you take and divide the 400 miles by 20 mph
Step-by-step explanation: