Question 113461
y=mx+b If m is the same in both equations and b is different then the equations are inconsistent.
A) 2x-3y=15
B) y=2x/3-10
.
A) 
-3y+2x-2x=-2x+15
-3y=-2x+15
-3y/-3=-2x/-3+15/-3
y=2x/3-5
.
m=2 in both equations so they are inconsistant.
"...and never the twain shall meet"
Ed
{{{graph(500,500,-1,19,-15,5,(2x/3)-10,(2x/3)-5)}}}