1. which system has no solutions?
a. y<6
y>2

b.y>6
y>2

c. y<6
y<2

d. y>6
y<2


2. which equation shows the substitution method being used to solve the system of linear equations? x+y=6x=y+5
a. x+y=y+5
b. (y+5) +y=6
c.x+(y+5)=6
d. x=(x-6)+5