This quiz works best with JavaScript enabled. Home > Class 9 > Class 9 Maths Chapter 4 Linear Equations In Two Variables – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 7 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which ordered pair is a solution for the equation 4x-3y = 1 A) (1, -1). B) (0, 3). C) (4, -5). D) (7, 9). Show Answer Correct Answer: D) (7, 9). 2. Find the value of k, if x = 2, y = 1 is a solution of the equation 2x + 3y = k. A) 2. B) 4. C) 7. D) 1. Show Answer Correct Answer: C) 7. 3. The pair of equations x=-4 and y=-5 graphically represents lines which are A) (-5-4). B) (-4-5). C) (5, 4). D) (4, 5). Show Answer Correct Answer: B) (-4-5). 4. X = 4, y=3 is a solution of the linear equation A) 2x + y = 17. B) X + Ay = 17. C) X + 3y = 17. D) X+any = 17. Show Answer Correct Answer: B) X + Ay = 17. 5. Which ordered pair is a solution for the equation 3x-5y = 15 A) (10, 5). B) (10, -3). C) (5, -5). D) (10, 3). Show Answer Correct Answer: D) (10, 3). 6. Find the coefficient of x in the equation 2x + 3y = 6 A) 3. B) 4. C) 2. D) 5. Show Answer Correct Answer: C) 2. 7. If (b, 0) is the solution of 5x-2y+3=0 then b= A) -3/5. B) 3/5. C) 1/5. D) -15. Show Answer Correct Answer: A) -3/5. 8. Select the definition that most nearly defines the given word:system of linear equations. A) Two or more algebraic equations with the same unknown variables and the same value of the variables satisfy all such equations. B) When two linear equations have the same slope (and different y-intercepts). C) A set of equations or statements that do not have a solution. D) When two or more equations are working together and contain only two variables. Show Answer Correct Answer: D) When two or more equations are working together and contain only two variables. 9. The positive solutions of the equation ax + by + c = 0 always lie in the: A) 1st quadrant. B) 2nd quadrant. C) 3rd quadrant. D) 4th quadrant. Show Answer Correct Answer: A) 1st quadrant. 10. Convert the equation y + 2 =-5x to standard form A) Y-5x = 2. B) -5x + y = 2. C) 5x + y = 2. D) 2 =-5x-Y. Show Answer Correct Answer: C) 5x + y = 2. 11. If 2x + 4 = x-5, then x = ..... A) 9. B) -9. C) 1. D) -1. Show Answer Correct Answer: B) -9. 12. Which of the coordinate pairs is a solution for the equation x + y = 3 A) (5, -2). B) (6, -4). C) 0, -3). D) (4, 1). Show Answer Correct Answer: A) (5, -2). 13. Graph the line represented by the equation 5x-3y = 15 A) Y = (5/3) x-5. B) Y = (5/3) x-3. C) Y = (5/3) x + 15. D) Y = (3/5) x + 15. Show Answer Correct Answer: A) Y = (5/3) x-5. 14. The point of the form (a, a), where a $\ne$ A) X-axis. B) Y-axis. C) The line y = x. D) The line x + y = 0. Show Answer Correct Answer: C) The line y = x. 15. Express x in terms of y for the equation:x/6 + 3y = 7 A) X = 7(6-3y). B) X = 7(3y-6). C) X = 6(7-3y). D) X = 6(3y + 7). Show Answer Correct Answer: C) X = 6(7-3y). 16. Simultaneous equations A) When perpendicular lines have a negative reciprocal of each other. B) A set of equations or statements that do not have a solution. C) Two or more algebraic equations with the same unknown variables and the same value of the variables satisfy all such equations. D) Where you eliminate one of the variables by adding the two equations. Show Answer Correct Answer: C) Two or more algebraic equations with the same unknown variables and the same value of the variables satisfy all such equations. 17. The distance between the graphs of the equations y =-1 and y = 3 is: A) 2. B) 4. C) 3. D) 1. Show Answer Correct Answer: B) 4. 18. The point of the form (a, a) always lies on: A) X-axis. B) Y-axis. C) On the line y = x. D) On the line x + y = 0. Show Answer Correct Answer: C) On the line y = x. 19. Coordinates of the vertices of the triangle formed by the two straight lines and the y-axis are A) (4, 0), (0, -1), (2, 3). B) (0, 0), (-1, 0), (3, 2). C) (0, 4), (0, -1), (3, 2). D) (0, 2), (4, -1), (2, 3). Show Answer Correct Answer: C) (0, 4), (0, -1), (3, 2). 20. (2k+1, k) is a solution of 5x+3y-7=0. find the value of k A) $2$. B) 3. C) $\frac{2}{13}$. D) $\frac{3}{2}$. Show Answer Correct Answer: C) $\frac{2}{13}$. 21. Find the coefficient of x in the equation 3x + 2y = 6 A) 3. B) 4. C) 5. D) 2. Show Answer Correct Answer: A) 3. 22. The graph of x = 3 is a line: A) Parallel to the x-axis at a distance of 3 units from the origin. B) Parallel to the y-axis at a distance of 3 units from the origin. C) Makes an intercept 3 on the x-axis. D) Makes an intercept 3 on the y-axis. Show Answer Correct Answer: B) Parallel to the y-axis at a distance of 3 units from the origin. 23. A linear equation in two variables A) Has a unique solution. B) Has two solutions. C) Has infinitely many solutions. D) Two or four solutions. Show Answer Correct Answer: C) Has infinitely many solutions. 24. The graph of x=3 is a line A) Parallel to the x-axis. B) Parallel to y-axis. C) Data not enough. D) None of the above. Show Answer Correct Answer: B) Parallel to y-axis. 25. Consistent system A) A system of equations that has one or more solutions. B) A list of numbers x, y, z that make all of the equations true simultaneously. C) When two lines intersect at right angles. D) Have the same slope because their rise-over-run ratio is equal. Show Answer Correct Answer: A) A system of equations that has one or more solutions. ← PreviousNext →Related QuizzesClass 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 1Class 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 2Class 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 3Class 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 4Class 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 5Class 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 6Class 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 8Class 9 Maths Chapter 4 Linear Equations In Two Variables Quiz 9Class 9 Economics Chapter 1 The Story Of Village Palampur QuizClass 9 Economics Chapter 2 People As Resource QuizClass 9 Economics Chapter 3 Poverty As A Challenge QuizClass 9 Economics Chapter 4 Food Security In India QuizClass 9 English Chapter 1 The Fun They Had QuizClass 9 English Chapter 10 Kathmandu QuizClass 9 English Chapter 11 If I Were You QuizClass 9 English Chapter 2 The Sound Of Music QuizClass 9 English Chapter 3 The Little Girl QuizClass 9 English Chapter 4 A Truly Beautiful Mind QuizClass 9 English Chapter 5 The Snake And The Mirror QuizClass 9 English Chapter 6 My Childhood QuizClass 9 English Chapter 7 Packing QuizClass 9 English Chapter 8 Reach For The Top QuizClass 9 English Chapter 9 The Bond Of Love QuizClass 9 English Poem Chapter 1 The Road Not Taken QuizClass 9 English Poem Chapter 10 A Slumber Did My Spirit Seal QuizClass 9 English Poem Chapter 2 Wind QuizClass 9 English Poem Chapter 3 Rain On The Roof QuizClass 9 English Poem Chapter 4 The Lake Isle Of Innisfree QuizClass 9 English Poem Chapter 5 A Legend Of The Northland QuizClass 9 English Poem Chapter 6 No Men Are Foreign QuizClass 9 English Poem Chapter 7 The Duck And The Kangaroo QuizClass 9 English Poem Chapter 8 On Killing A Tree QuizClass 9 English Poem Chapter 9 The Snake Trying QuizClass 9 English Supplementary Chapter 1 The Lost Child QuizClass 9 English Supplementary Chapter 10 The Beggar QuizClass 9 English Supplementary Chapter 2 The Adventures Of Toto QuizClass 9 English Supplementary Chapter 3 Iswaran The Storyteller QuizClass 9 English Supplementary Chapter 4 In The Kingdom Of Fools QuizClass 9 English Supplementary Chapter 5 The Happy Prince QuizClass 9 English Supplementary Chapter 6 Weathering The Storm In Ersama QuizClass 9 English Supplementary Chapter 7 The Last Leaf QuizClass 9 English Supplementary Chapter 8 A House Is Not A Home QuizClass 9 English Supplementary Chapter 9 The Accidental Tourist QuizClass 9 Geography Chapter 1 India Size And Location QuizClass 9 Geography Chapter 2 Physical Features Of India QuizClass 9 Geography Chapter 3 Drainage QuizClass 9 Geography Chapter 4 Climate QuizClass 9 Geography Chapter 5 Natural Vegetation And Wildlife QuizClass 9 Geography Chapter 6 Population QuizClass 9 History Chapter 1 The French Revolution QuizClass 9 History Chapter 2 Socialism In Europe And The Russian Revolution QuizClass 9 History Chapter 3 Nazism And The Rise Of Hitler QuizClass 9 History Chapter 4 Forest Society And Colonialism QuizClass 9 History Chapter 5 Pastoralists In The Modern World QuizClass 9 Maths Chapter 1 Number Systems QuizClass 9 Maths Chapter 10 Circles QuizClass 9 Maths Chapter 11 Constructions QuizClass 9 Maths Chapter 12 Heron'S Formula QuizClass 9 Maths Chapter 13 Surface Areas And Volumes QuizClass 9 Maths Chapter 14 Statistics QuizClass 9 Maths Chapter 15 Probability QuizClass 9 Maths Chapter 2 Polynomials QuizClass 9 Maths Chapter 3 Coordinate Geometry QuizClass 9 Maths Chapter 5 Introduction To Euclid'S Geometry QuizClass 9 Maths Chapter 6 Lines And Angles QuizClass 9 Maths Chapter 7 Triangles QuizClass 9 Maths Chapter 8 Quadrilaterals QuizClass 9 Maths Chapter 9 Areas Of Parallelograms And Triangles QuizClass 9 Political Science Chapter 1 What Is Democracy Why Democracy QuizClass 9 Political Science Chapter 2 Constitutional Design QuizClass 9 Political Science Chapter 3 Electoral Politics QuizClass 9 Political Science Chapter 4 Working Of Institutions QuizClass 9 Political Science Chapter 5 Democratic Rights QuizClass 9 Science Chapter 1 Matter In Our Surroundings QuizClass 9 Science Chapter 10 Gravitation QuizClass 9 Science Chapter 11 Work And Energy QuizClass 9 Science Chapter 12 Sound QuizClass 9 Science Chapter 13 Why Do We Fall Ill QuizClass 9 Science Chapter 14 Natural Resources QuizClass 9 Science Chapter 15 Improvement In Food Resources QuizClass 9 Science Chapter 2 Is Matter Around Us Pure QuizClass 9 Science Chapter 3 Atoms And Molecules QuizClass 9 Science Chapter 4 Structure Of The Atom QuizClass 9 Science Chapter 5 The Fundamental Unit Of Life QuizClass 9 Science Chapter 6 Tissues QuizClass 9 Science Chapter 7 Diversity In Living Organisms QuizClass 9 Science Chapter 8 Motion QuizClass 9 Science Chapter 9 Force And Laws Of Motion Quiz 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books