A B
D C
vectors
AB = DC
AB (-2-7 ; 3-1) => AB (-9 ; 2)
DC (1-x : -7-y)
1 - x = -9 => x = 10
-7-y = 2 => y = -9
D(10 ; -9)
Answer: The last 3 choices
Move -4 to the other side
7x=24+4
7x=28
x=4
Answer:
x + y = 8
20x + 110y = 340
Step-by-step explanation:
Presuming the circle is the whole, 1/4 + 1/2 is 3/4, or 0.75, so it is 75% of the circle.
