Hello :)
3x+y=27
-3x+4y= -42
+____________
(3x -3x) + (y+4y) = (27-42)
0 + 5y = -15
y = -3
Put "-3" for "y" in the system:
3x + y =27
3x -3=27
3x = 30
x = 10
Answer = x:10 y: -3
Have a nice day :)
Answer:
V=πr6^2h
/3
Step-by-step explanation:
Answer:
12
Step-by-step explanation:
3 + x>-9 x=12 15>-9
Mstwa do you know the meaning of this
