We use the formule: t=S/v. So:
+ t1= 160/100 = 8/5 hrs = 5760''
+ t2= 160/90 = 16/9 hrs = 6400''
=> t2-t1= 6400 - 5760 = 640'' = 10'40''
Answer:
-6x - y = 27 = x=
−1
/6
y+
−9
/2
3x + 8y = 9 = x=
−8
/3
y+3
Step-by-step explanation:
be more specific and space out the equations next time please, i didn't know what you wanted me to do. but i solved them.
brainliest please?
Answer:
A' (-1, 2)
Step-by-step explanation:
(x, y) -> (-y, x)
A' (-1, 2)
B' (1, -2)
C' (2, -2)
D' (0, -2)
-1(2x+3)-2(x-1)
-2x-3-2x+2
-4x-1
419 because all you have to do is calculate it
