How many solutions are there to the following linear system?

Question

How many solutions are there to the following linear system?

 

y=7x-4

y=7x+5

a. 0

c. 2
b. 1

d. infinite number

Answer 1

The equations are of two parallel lines.  They are not coincident, since they have different y-intercepts.  They have no common solutions. a. is the answer