# CBSE Class 10-Mathematics: Chapter –3 Pair of Linear Equation in Two Variables Part 6

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**Question 9:**

The value of ‘k’ for which the system of equation and has no solution is

(a)

(b)

(c)

(d)

**Answer:**

(a)

**Question 10:**

The equation represents a straight-line if

(a)

(b)

(c)

(d) None of these

**Answer:**

**(c)**

**Question 11:**

The value of for which the system of equation and has a unique solution is

(a)

(b)

(c)

(d)

**Answer:**

(b)

**Question 12:**

The value of ‘k’ for which the system of equations and has no solution, if

(a)

(b)

(c)

(d) None of these

**Answer:**

(a)

**Question 13:**

In the equation and , if then the equation will represents

(a) Coincident lines

(b) Parallel lines

(c) Intersecting lines

(d) None of these

**Answer:**

(c) Intersecting lines

**Question 14:**

Solve graphically and

**Answer:**