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 :)
the radius is 8.917197452 in
Answer:
Rational
Step-by-step explanation:
The square root of 25 is 5, which is a rational number.
Answer: 100/400
<u>Step-by-step explanation:</u>