Question

Need help with these--

4. Does the following set of coordinates make a horizontal, vertical, or diagonal line when connected with a straight line? (4,5) (2,5)
Answer--yes

10. Classify the number as rational or irrational: 4.126532

14. Which of the following points represent the origin?
a. (x,y)
b. (0,0)
c. (x,0)
d. (0,y)
B?

Thanks
-MC

Answer 1

what is the solution of the following system of equations?

2y - x = 8
y = 2x + 1

a) (5,2)
b) ((1,2)
c) (2,1)
d) (2,5)

what is the solution of the following system of equations?

y = 0
x = y + 2

a) (2,1)
b) (0,2)
c) (1,2)
d) (2,0)

Thanks,
molly