Answer:
4
Step-by-step explanation:
Image result for how many equal parts are in 4/5
Each equal part is called one-fourth or a quarter of the whole sheet. So, any whole can be divided into four equal parts and each part is one-fourth or a quarter of the whole.
ummm it think so
-1/7 y + 1/7 x
Can also be written as
1/7 x - 1/7 y
a=14.28
b=22.919
c=68°
the answer is b