Q.1
Look at the equation 4(a - 4) = 3a -Now decide which of the following is not correct.
  • 4a - 16 = 3a - 9
  • a = -9 + 16
  • a = 7
  • a = 25
Q.2
Look at this equation: 10 + 18 = 7x. Now decide which of the following is not correct.
  • 7x = 10 + 18
  • 7x = 10 - 18
  • 7x = 28
  • x = 4
Q.3
What is the value of e in the following equation: 2(e + 5) = 44?
  • 0.7
  • 7
  • 17
  • 27
Q.4
4(a + 7) = 40 is the same as which of the following?
  • 4 - a - 7 = 40
  • 4 - a + 7 = 40
  • 4 + a + 7 = 40
  • 4a + 28 = 40
Q.5
What is the value of c in the following equation: 4c = 2c + 75?
  • 8
  • 37.5
  • 75
  • 150
Q.6
Look at this equation: 10x + 18x = 7x + Now decide which of the following is not correct.
  • 10x + 18x + 7x = 189
  • 10x + 18x - 7x = 189
  • 21x = 189
  • x = 9
Q.7
What is the value of f in the following equation: 7(f - 5) = 4(f - 3.5)?
  • 7
  • 9
  • 11
  • 13
Q.8
x + 7 = 10 + 12 is the same as which of the following?
  • x = 10 + 12 - 7
  • x = 10 + 12 + 7
  • x = 17 + 19
  • x = 70 + 84
Q.9
2x + 3y = 3y + 7 is the same as which of the following?
  • 2x = 6y + 7
  • 2x = 7
  • y = 2x - 7
  • y = 2x + 7
Q.10
What is the value of d in the following equation: 13d + 8 = 7d + 3d + 35?
  • 7
  • 9
  • 11
  • 13
0 h : 0 m : 1 s