Answer :

047
ax+by=c is the equation of a straight line in two variables. 
It represents a line in the x-y coordinate plane.
So when you plot all the points that satisfy the equation 
ax+by=c, you will get a straight line.

Answer:

ax+by=c is the equation of a straight line in two variables.  

It represents a line in the x-y coordinate plane.

So when you plot all the points that satisfy the equation ax+by=c, you will get a straight line.

Step-by-step explanation: