Which equation has the solution, k=1.6?

1.3k+3.7k=8

4k−2.6=9

4k+9=2.6

2k+5=1.8

What are the coordinates of the point is 1/4 of the way from a (-6, -3) to b (6, 1)? a. (-3, -2) b. (0, -2) c. (-1, 0) d. (3, 2)

Find the value of x for which the lines are parallel.

Use sigma notation to represent the following series for 9 terms.