This quiz works best with JavaScript enabled. Home > English Grammar > Grammar > Discourse > Substitution – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Substitution Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When an atom/group is lost and leaves a carbocation-this is an example of? A) SN1. B) SN2. C) All the above. D) None of the above. Show Answer Correct Answer: A) SN1. 2. What is the X-VALUE in the (X, Y) solution to the following system of equations? $-6x-2y=16$ $y=5x-8$ A) 0. B) -3. C) 8. D) -6. Show Answer Correct Answer: A) 0. 3. What does the word 'it' substitute in the sentence 'I lost my pen, but I found it later'? A) Found. B) Lost. C) Pen. D) My. Show Answer Correct Answer: C) Pen. 4. Which of the following is not required for the reaction of halogenoalkanes with KCN? A) Heated under reflux. B) Heat under pressure. C) Ethanol. D) None of the above. Show Answer Correct Answer: B) Heat under pressure. 5. If a=3, and b=-1, then (ab)$^{2 }$= A) -9. B) -3. C) 9. D) 3. Show Answer Correct Answer: C) 9. 6. Solve each equation using the substitution method:b + 7 = 10 A) None of those. B) 17. C) 2. D) 3. Show Answer Correct Answer: D) 3. 7. On the whole, boys are not as diligent as girls ..... , girls are more hardworking. A) Generally. B) Voluntary. C) All the above. D) None of the above. Show Answer Correct Answer: A) Generally. 8. Something that is fit to be eaten A) Legible. B) Menu. C) Fodder. D) Edible. Show Answer Correct Answer: D) Edible. 9. One who possesses many talents A) Gifted. B) Nubile. C) Versatile. D) Exceptional. Show Answer Correct Answer: C) Versatile. 10. When does a system of equations have no solutions? A) When the slopes are the same. B) There is ALWAYS a solution sir!. C) When slopes of the lines are different. D) When the lines cross. Show Answer Correct Answer: A) When the slopes are the same. 11. Solve using substitution:$y=8x+1$ $y=6x+3$ A) $\left(0, 1\right)$. B) $\left(4, 14\right)$. C) $\left(1, 9\right)$. D) $\left(2, 4\right)$. Show Answer Correct Answer: C) $\left(1, 9\right)$. 12. Given the following system of equations, Student A says the solution is (7, -5); and Student B says the solution is (-7, -5). Which student is correct? $2x+6y=-16$ $y=-3x+16$ A) Student A. B) Student B. C) Neither student is correct. D) None of the above. Show Answer Correct Answer: A) Student A. 13. Which variable would be the simplest one to isolate?4x + y = 82x + 2y = 12 A) The Y on the top equation. B) The X on the bottom Equation. C) The Y on the bottom equation. D) The X on the top equation. Show Answer Correct Answer: A) The Y on the top equation. 14. Solve the system of equations by substitution. $3x-7y=-22$ $y=4$ A) (4, -2). B) (-4, 2). C) (-4, -2). D) (2, 4). Show Answer Correct Answer: D) (2, 4). 15. Write an algebraic expression for "12 more than number" . A) X + 12. B) 12x. C) X-12. D) None of the above. Show Answer Correct Answer: A) X + 12. 16. Letter used to represent a number A) Function. B) Constant. C) Coefficient. D) Variable. Show Answer Correct Answer: D) Variable. 17. What is the function of substitution? A) To avoid differences. B) To avoid repetition. C) All the above. D) None of the above. Show Answer Correct Answer: B) To avoid repetition. 18. $f\left(x\right)=3x^3+16x^2+7x+10$ A) 0. B) -10. C) 8. D) -4. Show Answer Correct Answer: A) 0. 19. When solving a system algebraically, what would the graph look like for a system if the solution was 3 =-11? A) Parallel Lines/No solution. B) Parallel Lines/Infinite Solutions. C) Same Line/No solution. D) Same Line/Infinitie Solutions. Show Answer Correct Answer: A) Parallel Lines/No solution. 20. Take 10 away from s A) S + 10. B) S/10. C) S-10. D) 10-s. Show Answer Correct Answer: C) S-10. 21. Which is the best method to use?y = 6x-11-2x-3y =-7 A) Graphing. B) Substitution because a variable is isolated. C) Elimination because both equations are in standard form. D) None of the above. Show Answer Correct Answer: B) Substitution because a variable is isolated. 22. If y = 7, find the value of 2(y+4). A) 20. B) 12. C) 11. D) 22. Show Answer Correct Answer: D) 22. 23. In the sentence 'I have never seen such a beautiful place, nor have I seen such friendly people, ' what does 'nor' substitute? A) Such friendly people. B) Seen. C) Such a beautiful place. D) I have never seen. Show Answer Correct Answer: D) I have never seen. 24. What point is a solution to the system of equations below?3x + 2y = 167x + y = 19 A) (-2, -5). B) (-2, 5). C) (2, 5). D) (2, -5). Show Answer Correct Answer: C) (2, 5). 25. What is a variable in Algebra? A) An equation. B) An unknown value. C) A numeric expression. D) Something that changes. Show Answer Correct Answer: B) An unknown value. 26. When 12 + 8 = n + 16, find the value of n. A) N=20. B) N=24. C) N=4. D) N=36. Show Answer Correct Answer: C) N=4. 27. Another word for 'integral' is ..... A) Constant. B) Theorem. C) Derivative. D) Antiderivative. Show Answer Correct Answer: D) Antiderivative. 28. What is the y-value of the solution to the following systems of linear equations? y = x + 2x + 2y = 5 A) 3. B) 2. C) 5. D) None of the above. Show Answer Correct Answer: A) 3. 29. What is the mechanism for the reaction between chloromethane and sodium hydroxide solution heated under reflux? A) Electrophilic addition. B) Free radical substitution. C) Nucleophilic addition. D) Nucleophilic substitution. Show Answer Correct Answer: D) Nucleophilic substitution. 30. The solution to a system of equations is any ordered pair that makes both equations true. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 31. Y =-5x + 163x + 5y =-8 A) (-1, -1). B) (1, 4). C) (-1, -2). D) (-1, 2). Show Answer Correct Answer: D) (-1, 2). 32. Solve the system:$y=6x-11$ $-2x-3y=-7$ A) $\left(2, 1\right)$. B) $\left(1, 2\right)$. C) No Solution. D) $\left(2, -1\right)$. Show Answer Correct Answer: A) $\left(2, 1\right)$. 33. $\int\left(\sqrt{x}^{ }+4e^{4x}+5\right)dx$ A) $x^{\frac{3}{2}}+e^{4x}+5x+c$. B) $\frac{2}{3}x^{\frac{3}{2}}+4e^{4x}+5x+c$. C) $\sqrt{x}+e^{4x}+5x+c$. D) $\frac{2}{3}x^{\frac{3}{2}}+e^{4x}+5x+c$. Show Answer Correct Answer: D) $\frac{2}{3}x^{\frac{3}{2}}+e^{4x}+5x+c$. 34. Simplify:6x + 2mwhen x = 14 and m = (-9) A) 66. B) -66. C) 102. D) 13. Show Answer Correct Answer: A) 66. 35. Let a = 10 and b =-4, calculate 2a + 4b A) 36. B) 4. C) 28. D) -4. Show Answer Correct Answer: B) 4. 36. What is the purpose of substitution in writing? A) To confuse the reader. B) To change the meaning. C) To make sentences longer. D) To avoid repetition. Show Answer Correct Answer: D) To avoid repetition. 37. Work out the value of 2a when a = 3 A) 10. B) 8. C) 5. D) 6. Show Answer Correct Answer: D) 6. 38. What is a nitronium ion? A) A negative ion formed by a nitrating mixture of concentrated nitric and sulfuric acids, which acts as an electrophile. B) A positive ion formed by a nitrating mixture of dilute nitric and sulfuric acids, which acts as an electrophile. C) A positive ion formed by a nitrating mixture of concentrated nitric and sulfuric acids, which acts as an electrophile. D) None of the above. Show Answer Correct Answer: C) A positive ion formed by a nitrating mixture of concentrated nitric and sulfuric acids, which acts as an electrophile. 39. Today's not a good day. I am feeling under the weather. A) Terrible. B) Sick. C) Upset. D) Excited. Show Answer Correct Answer: B) Sick. 40. Which word can substitute the phrase 'is not' in the sentence 'He is not coming'? A) Aren't. B) Isn't. C) Weren't. D) Wasn't. Show Answer Correct Answer: B) Isn't. 41. Which system would be best for you to use to solve this linear equation?4x-5y=14-6x+6y=-6 A) Elimination. B) Substitution. C) All the above. D) None of the above. Show Answer Correct Answer: A) Elimination. 42. What is the first step to solving this system by substitution? y = 4x-10 y = 3x-5 A) Y = y. B) Y = 4(3y-5)-10. C) 4x-10 = 3x-5. D) Y = 3(4x-10)-5. Show Answer Correct Answer: C) 4x-10 = 3x-5. 43. What does it mean to substitute? A) To add different variables together and see what you get. B) To graph and find the intersection. C) Guess and check. D) To replace the value of a variable with an equivalent expression. Show Answer Correct Answer: D) To replace the value of a variable with an equivalent expression. 44. What is the solution of the systems of equations shown below?y = 8x-2 y = 7x A) (-2, -14). B) (2, 14). C) (2, 18). D) None of the above. Show Answer Correct Answer: B) (2, 14). 45. 2x$^{2}$-10x = 4 A) 22. B) 38. C) -2. D) 54. Show Answer Correct Answer: A) 22. 46. Medical study of the skin and its diseases A) Homeopathy. B) Orthopedics. C) Venereology. D) Dermatology. Show Answer Correct Answer: D) Dermatology. 47. Solve:x =-3y-172x + 3y =-7 A) (1, -20). B) (10, -9). C) (-5, -2). D) (3, 0). Show Answer Correct Answer: B) (10, -9). 48. When was the fall of the Roman Empire? A) 476 BC. B) 800 BC. C) 476 AD. D) 800 AD. Show Answer Correct Answer: C) 476 AD. 49. Alice is crying noisily over her dead pet. She is ..... her out. A) Aloud. B) Sobbing. C) All the above. D) None of the above. Show Answer Correct Answer: B) Sobbing. 50. $f\left(x\right)=x^4+4x^3+3x^2+2x-2$ A) 4. B) 10. C) -8. D) 6. Show Answer Correct Answer: C) -8. 51. What should the expression look like when the values (numbers) are substituted in for the variables (letters)?p +q+2 If p=3 and q=5, A) 3p + 5q + 2. B) 3 + 3 + 2. C) 5 + 5 + 2. D) 3 + 5 + 2. Show Answer Correct Answer: D) 3 + 5 + 2. 52. Which problem would be easier to solve by substitution? A) 5x-2y = 6x + y = 2. B) 3y-x = 72y = x + 6. C) Y = 2x + 2x + y = 7. D) Y + x = 32y + x = 6. Show Answer Correct Answer: C) Y = 2x + 2x + y = 7. 53. What is the SECOND STEP in solving this system by substitution? y =-1x-5 4x-8y = 4First step:4x-8(-1x-5) = 4 A) 4x-8x + 40 = 4. B) 4x-8x-40 = 4. C) 4x + 8x + 40 = 4. D) 4x + 8x-40 = 4. Show Answer Correct Answer: C) 4x + 8x + 40 = 4. 54. Y =-4x + 17y =-5x + 23 A) (6, -7). B) (4, -6). C) (6, 4). D) (6, -4). Show Answer Correct Answer: A) (6, -7). 55. 6h + 30; Solve if h = 6 A) 96. B) 36. C) 66. D) 60. Show Answer Correct Answer: C) 66. 56. Y = 8x + 92x + 6y = 8 A) (-1, 0). B) (-2, -1). C) Infinite solutions. D) (-1, 1). Show Answer Correct Answer: D) (-1, 1). 57. If x =-2.5 what does y equal?y = 2x + 12x-3y = 7 A) Y = 0.75. B) Y =-4. C) Y = 9. D) Y = 5.5. Show Answer Correct Answer: B) Y =-4. 58. History is a study of the ..... A) Past. B) Future. C) Present. D) Everything. Show Answer Correct Answer: A) Past. 59. The water has been made impure by chemical substances. The water has been ..... A) Abdicated. B) Contaminated. C) All the above. D) None of the above. Show Answer Correct Answer: B) Contaminated. 60. What is the solution to this system?2x + 3y = 4y= 5x-27 A) (5, 2). B) (2, 3). C) (5, -2). D) (3, 2). Show Answer Correct Answer: C) (5, -2). ← PreviousNext →Related QuizzesGrammar QuizzesEnglish Grammar QuizzesSubstitution Quiz 1Substitution Quiz 2Substitution Quiz 3Substitution Quiz 5Substitution Quiz 6Substitution Quiz 7Substitution Quiz 8Substitution Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books