Adependent system of equation is a system with

a. same lines
b. parallel lines
c. intersecting lines and lines that have the same equation
d. intersecting lines and lines that have the same slope.

a. same lines

A dependent system of equation is a system with the same lines. It this case, it appears to have only one line when in fact it is made up of a line that is drawn twice. These two lines intersect in every point through the entire length.

The correct answer is c