Find the slope(s) twice, first the slope of the line connecting (2,4) and (4,8) and then the slope of the line connecting (2,4) and (8,12). If you get different slopes, then it'd be safe for you to conclude that the points do not lie on the same line.
Answer:
2
Step-by-step explanation:
You would use PEMDAS( parentheses exponents multiply adding subtracting) (1/2)4.
^
o.5×4
^
2
Answer:
C. 9
Step-by-step explanation:
81 = 9 x 9
18 = 9 x 2
so the greatest common factor (GCF) of 81 and 18 : 9
Answer is C. 9
X = 10
y = -2
x/y = 10/-2
x/y = -5
Hence, x/y = z