SOLUTION: (reasoning) consider the equation Ax+By=C a. what must be true of the equation if its graph is a vertical line? b. what must be true of the equation if its graph is a horizontal

Algebra ->  Linear-equations -> SOLUTION: (reasoning) consider the equation Ax+By=C a. what must be true of the equation if its graph is a vertical line? b. what must be true of the equation if its graph is a horizontal       Log On


   

Question 960156: (reasoning) consider the equation Ax+By=C
a. what must be true of the equation if its graph is a vertical line?
b. what must be true of the equation if its graph is a horizontal line?
please help me! i have no clue what they want me to do. i don't know where to start. this problem makes absolutely no sense to me. Can you help me understand? (step by step)
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Horizontal lines have the form, y=c where c is a constant.
Vertical lines have the form, x=c where c is a constant.
Ax%2BBy=C
If A=0 then,
By=C
y=C%2FB Horizontal line
.
.
.
If B=0 then,
Ax%2B0y=C
Ax=C
x=C%2FA Vertical line