Review of Linear Equation

© 2006 1 -2008 tutorco.com Recommended time: 50 minutes Q 1. State which of the following are equations(with variable). Identify the variable from the equation. a. 4r < 56 b. 15x + 7 = 19 c. (t -4) > 24 d. 17 + 21 = 38 Q 2. Write the following statements in the form of equations: a. One fourth of m is 3 more than 7. b. One third of a number plus 8 is 15. c. The sum of three times x and 11 is 32. d. If you subtract 5 from 3 times a number, you get 8. Q 3. Convert the following equations in statement form: a. 5m = 20 b. 9x + 3 = 12 c. x – 5 = 9 ASSESSMENT SHEET 9/1/6/5/S© 2006 2 -2008 tutorco.com d. n/6 = 10 Q 4. Pick the correct solution from the options : 1. x/3 = 10 a) 20 b) 30 c) 35 d) 25 2. m + 6 = 9 a) 4 b) 6 c) 8 d) 2 3. 5n = 25 a) 5 b) 6 c) 7 d) 4 4. r -10 = 15 a) 12 b) 35 c) 23 d) 25 Q 5. Check whether x = 3and x = −1is solution of the equation 3x − 10 = x or not. Q 6. Solve 7r + 7 = 14r -7 © 2006 3 -2008 tutorco.com Q 7. Solve 12(x-1) = 12 Q 8. Solve 4x -7 =-4(x – 2) Q 9. Solve 2x + 2 = -2(x + 2) © 2006 4 -2008 tutorco.com Q 10. Solve 15m – 19 = 11 Q 11 The sum of 8 times a number and 32 is 64. What is the number? Q 12. Find a number which when multiplied by 7 and then reduced by 3 is equal to 53. © 2006 5 -2008 tutorco.com Q 14. Sum of two numbers is 52. If one of the numbers is 10 more than the other, find the numbers.