Ths is easier than it looks.
115 - - 15 = 115 + 15 = 130 degrees difference.
-2x+8 = x-1 substitute for one of the y
-8. -8 solve for x
-2x = x -9
+x =. +x
-1x = -9
/-1. =. /-1
x=9
y=-2(9)+8 now solve for y by putting x
y= 18 +8 in the one of the original
y= 26 equations.
(9,26)
Answer:
8 and 9
Step-by-step explanation:
It's the mean of (2.57 x 10) minus 4
The mean is the average.
D. It is non-linear because the output values are increasing at different rates