This quiz works best with JavaScript enabled. Home > English Grammar > Grammar > Discourse > Substitution – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Substitution Quiz 14 (59 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the solution to the system?x-2y = 23x + 4y = 3 A) (-2.5, 3.5). B) (3.1, 5). C) (1.4, -0.3). D) (6.9, 1.02). Show Answer Correct Answer: C) (1.4, -0.3). 2. What is the SECOND STEP in solving this system. x= 7-2y 2x + y = 5FIRST STEP:2(7-2y) + y = 5 A) 14 + 2y + y = 5. B) 14-2y + y = 5. C) 14-4y + y = 5. D) 14 + 4y + y = 5. Show Answer Correct Answer: C) 14-4y + y = 5. 3. What is a pi bond? A) A covalent bond formed by the sideways overlap of p-orbitals. B) A covalent bond formed by the end-to-end overlap of p-orbitals. C) A covalent bond formed by the overlap of s-orbitals. D) None of the above. Show Answer Correct Answer: A) A covalent bond formed by the sideways overlap of p-orbitals. 4. You traveled 52 miles. Then, your avg rate is 12 mph. What algebraic expression models the distance? A) 12/h-52. B) 12h+52. C) 52+12/h. D) 12-52. Show Answer Correct Answer: B) 12h+52. 5. What are the steps for graphing a line? A) 1. Plot y-intercept 2. count slope ratio plot second point 3. Draw the line. B) 1. Draw line2. Hope it is right. C) 1. Plot two points2. Check slope3. Draw line. D) 1. Make a table 2. Plot slope 3. Draw line. Show Answer Correct Answer: A) 1. Plot y-intercept 2. count slope ratio plot second point 3. Draw the line. 6. How do you know when a system is ready for substitution? A) $x$ $y$. B) You just guess. C) Both lines are in $y=mx+b$. D) All the variables "line up". Show Answer Correct Answer: A) $x$ $y$. 7. Simplify.2x-3(2x + 1) = 7 A) 2x-6x + 3 = 7. B) 2x-5x + 1 = 7. C) 2x-2x-3 = 7. D) 2x-6x-3 = 7. Show Answer Correct Answer: D) 2x-6x-3 = 7. 8. What is the role of substitution in sentence structure? A) To change the topic. B) To maintain coherence. C) To add complexity. D) To introduce new ideas. Show Answer Correct Answer: B) To maintain coherence. 9. What is the solution to the following system?$^{x =-2y}$$^{3x + 4y =-8}$ A) (-8, 4). B) (-2, 4). C) (4, 3). D) (-2, -8). Show Answer Correct Answer: A) (-8, 4). 10. Solve using Elimination method.-3x-9y = 15x +3y =-5 A) No Solution. B) (0, 0). C) Infinitely Many Solutions. D) (15, 0). E) (3, 9). Show Answer Correct Answer: C) Infinitely Many Solutions. 11. If a = 3, b = 4, what is 2a + 3b? A) 16. B) 18. C) 15. D) 17. Show Answer Correct Answer: B) 18. 12. Solve the system using substitution. $x=-2y+7$ $2x+y=5$ A) (4, -1). B) (-1, 4). C) (1, 3). D) (3, 1). Show Answer Correct Answer: C) (1, 3). 13. Which best describes a solution to a system of equations? A) A point $\left(x, y\right)$. B) One value $x$. C) One value $y$. D) A line $y=mx+b$. Show Answer Correct Answer: A) A point $\left(x, y\right)$. 14. If p=3 and q=5, find p +q+2 A) 12. B) 10. C) 8. D) None of the above. Show Answer Correct Answer: B) 10. 15. Voluntarily giving up of the throne by the king is called? A) Abdication. B) Renunciation. C) Accession. D) Resurrection. Show Answer Correct Answer: A) Abdication. 16. N + 6= 12, What is N A) 7. B) 4. C) 5. D) 6. Show Answer Correct Answer: D) 6. 17. Why is it preferable to form a haloalkane from the addition of an alkene rather than the substitution of an alkane? A) Reaction rate is much slower for substitution. B) Reaction conditions are more dangerous for substitution. C) Alkanes are less reactive than alkenes. D) Unpredictable products from substitution. Show Answer Correct Answer: D) Unpredictable products from substitution. 18. In the sentence 'He can dance, and she can too, ' what does 'too' substitute? A) He. B) She. C) Can dance. D) Dance. Show Answer Correct Answer: C) Can dance. 19. Find the solution to these systems $y=4$ $y=3x+10$ A) (4, 0). B) (0, 4). C) (-2, 4). D) (22, 4). Show Answer Correct Answer: C) (-2, 4). 20. When two lines NEVER cross that is called ..... A) No Solutions. B) Two solutions. C) One solution. D) Infinite Solutions. Show Answer Correct Answer: A) No Solutions. 21. Solve the system given using the substitution method. y = 3x-72x + y = 3 A) (2, -1). B) (4, 5). C) (5, 4). D) (-1, 2). Show Answer Correct Answer: A) (2, -1). 22. Solve the system of equations. $x=11$ $-4x+y=-23$ A) $\left(21, 11\right)$. B) $\left(3, 11\right)$. C) $\left(11, -67\right)$. D) $\left(11, 21\right)$. Show Answer Correct Answer: D) $\left(11, 21\right)$. 23. Y = 7x-4x = 2y =? A) 10. B) 11. C) 13. D) 12. Show Answer Correct Answer: A) 10. 24. In what era did Christianity emerge? A) Prehistory. B) Middle Ages. C) Classical Antiquity. D) Modern History. Show Answer Correct Answer: C) Classical Antiquity. 25. What is the algebraic expression for "the sum of n and 9" ? A) 9n. B) N-9. C) N + 9. D) N/9. Show Answer Correct Answer: C) N + 9. 26. What is being substituted in the sentence:'She can sing, and so can he'? A) She. B) Can. C) Sing. D) He. Show Answer Correct Answer: C) Sing. 27. People at a lecture or concert A) Audiencess. B) Audiens. C) Audience. D) None of the above. Show Answer Correct Answer: C) Audience. 28. When solving a system of equations algebraically, which statement results in no solution? A) 4 = 7. B) -2 = 2. C) -3 = 3. D) All of the above. Show Answer Correct Answer: D) All of the above. 29. Solve the system:3x + y = 192x-y = 6 A) (4, 5). B) (5, 14). C) (14, 5). D) (5, 4). Show Answer Correct Answer: D) (5, 4). 30. Custodian of a museum A) Conductor. B) Commandor. C) Curator. D) Doctor. Show Answer Correct Answer: C) Curator. 31. Solve for x and yy = 2x + 1y = 4x-1 A) (3, 1). B) (-1, 3). C) (-1, -3). D) (1, 3). Show Answer Correct Answer: D) (1, 3). 32. Let t = 20, calculate t(3 + 2t) A) 860t. B) 860. C) 1000. D) 60 + 40t. Show Answer Correct Answer: B) 860. 33. What is the solution to the system?2x-2y = 2y =-5x + 14 A) (1, 2.25). B) (4, 5). C) (2.5, 1.5). D) (1.5, 5). Show Answer Correct Answer: C) (2.5, 1.5). 34. In the sentence 'I want to eat, but I don't want to', what does 'to' substitute? A) Eat. B) Want. C) I. D) Don't. Show Answer Correct Answer: A) Eat. 35. A person who is made to bear the blame due to others A) Scapegoat. B) Innocent. C) Ignoramus. D) Nincompoop. Show Answer Correct Answer: A) Scapegoat. 36. What is the solution to this system? Solve by substitution.2x + 3y = 4y= 5x-27 A) (2, 3). B) (5, -2). C) (3, 2). D) (5, 2). Show Answer Correct Answer: B) (5, -2). 37. What is the solution to the following system:$^{y = 5x}$$^{3x + y = 24}$ A) $^{(5, 3)}$. B) $^{(3, 15)}$. C) $^{(3, 5)}$. D) $^{(15, 3)}$. Show Answer Correct Answer: B) $^{(3, 15)}$. 38. One who hates those who belongs to lower caste. A) Prig. B) Aristocrat. C) Snob. D) Prim. Show Answer Correct Answer: C) Snob. 39. The end goal of solving a system of equations is? A) Finding the X and Y solutions that make both equations true. B) To solve at least one of the equations. C) Solving just for Y. D) Solving just for X. Show Answer Correct Answer: A) Finding the X and Y solutions that make both equations true. 40. A number multiplies by 7 A) X+ 7. B) 7X = Y. C) X-7. D) 7X. Show Answer Correct Answer: D) 7X. 41. A child without parents A) Orphhan. B) Orphan. C) Orthan. D) None of the above. Show Answer Correct Answer: B) Orphan. 42. Things which cannot be believed A) Annoyable. B) Vulnerable. C) Incredible. D) Insatiable. Show Answer Correct Answer: C) Incredible. 43. When solving a system of equations algebraically, which statement results in infinite solutions? A) 4 = 7. B) 2 = 2. C) -3 = 3. D) All of the above. Show Answer Correct Answer: B) 2 = 2. 44. What is a nucleophile? A) A species that has lone pair of electron. B) Negatively charged ion. C) Positively charged ion. D) A species that has one unpaired electron. Show Answer Correct Answer: A) A species that has lone pair of electron. 45. With respect to the electrophilic aromatic substitution of benzene which of the following is not true? A) A non-aromatic intermediate is formed. B) Resonance forms are important. C) Benzene acts as an electrophile. D) A proton is lost in the final step. Show Answer Correct Answer: C) Benzene acts as an electrophile. 46. Solve the system of equations by substitution. $y=3$ $-4x-4y=-24$ A) (-3, 6). B) (-3, -6). C) (3. 3). D) (-3, 3). Show Answer Correct Answer: C) (3. 3). 47. Why does substitution help us solve a system of equations? A) It changes one variable to an expression using the other variable, so we can solve an equation that only has one variable at a time. B) It creates a problem with fewer steps. C) It puts both equations in slope-intercept form for easy graphing. D) None of the above. Show Answer Correct Answer: A) It changes one variable to an expression using the other variable, so we can solve an equation that only has one variable at a time. 48. Solve using substitution. y =-6x + 5-2x + y = 5 A) (-3, 5). B) (0, 5). C) (-6, 3). D) (-3, -6). Show Answer Correct Answer: B) (0, 5). 49. $\int10x^{ }\left(5x^2-4\right)^3dx$ A) $4\left(5x^2-4\right)^4+C$. B) $\left(5x^2-4\right)^4+C$. C) $\frac{1}{4}\left(5x^2-4\right)^4+C$. D) $5x^2\left(\frac{5}{3}x^3-4x\right)^4+C$. Show Answer Correct Answer: C) $\frac{1}{4}\left(5x^2-4\right)^4+C$. 50. Solve the system of equations by substitution.y =-4x + 5y = 3x-16 A) (-3, -25). B) (3, -7). C) (21, 47). D) (11, 17). Show Answer Correct Answer: B) (3, -7). 51. Given 'half the difference of m and 2' and m =-8, what is the value of the expression? A) 3. B) 5. C) -3. D) -5. Show Answer Correct Answer: D) -5. 52. Which is an algebraic expression? A) 3 + 1 = 4. B) 7-2. C) 4y = 12. D) Y + 6. Show Answer Correct Answer: D) Y + 6. 53. $f\left(x\right)=4x^3+3x^2-8x+13$ A) 0. B) 9. C) 10. D) 5. Show Answer Correct Answer: B) 9. 54. Find the error if there any:Despite of his hard work (a)/he could not (b)/ get success in the class (c). A) No error. B) C. C) B. D) A. Show Answer Correct Answer: D) A. 55. Which of the haloalkanes does not typically undergo substitution reactions, due to low reactivity? A) Alkyl bromides. B) Alkyl iodides. C) Alkyl fluorides. D) Alkyl chlorides. Show Answer Correct Answer: C) Alkyl fluorides. 56. Murder of a king is called as? A) Regicide. B) Infanticide. C) Matricide. D) Genocide. Show Answer Correct Answer: A) Regicide. 57. Solve the system by substitution. y =-6x + 3-18x-3y = 4 A) No Solution. B) (-8, -3). C) (2, -3). D) (-3, 8). Show Answer Correct Answer: A) No Solution. 58. What is the Y-VALUE in the (X, Y) solution to the following system of equations? $y=8x+10$ $2x+2y=-16$ A) 6. B) -6. C) 2. D) -2. Show Answer Correct Answer: B) -6. 59. Y = x + 6x = 21y =? A) 27. B) 24. C) 25. D) 26. Show Answer Correct Answer: A) 27. ← PreviousRelated QuizzesGrammar QuizzesEnglish Grammar QuizzesSubstitution Quiz 1Substitution Quiz 2Substitution Quiz 3Substitution Quiz 4Substitution Quiz 5Substitution Quiz 6Substitution Quiz 7Substitution Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books