CBSE Class 10 Maths Graphical Solution to Linear Equations

Q.

A linear pair of lines has no solution if the lines 



Q.

For ax + by + c = 0 and dx + ey + f = 0 to be parallel, the condition is 



Q.

If the cost of 1 apple is Rs. 20 and the cost of 1 orange is Rs. 10, then find the total cost of x apples and y oranges. 



Q.

For ax + by + c = 0 and dx + ey + f = 0 to be overlapping, the condition is 



Understand the concept of linear equations in two variables. Use graphical method to determine the solution of the word problems.