U3L1A Warm-up: Unit 3 Pre-Test - εξέταση
- 1. Solve the equation w - 4 = -3
A) w = 7
B) w = 1
C) w = -1
D) w = -7
- 2. Solve the equation y + 3 = -3
A) y = -6
B) y = 6
C) y = 0
D) y = 1
- 3. Solve the equation 9p = -72
A) p = 8
B) p = -7
C) p = -.125
D) p = -8
- 4. Solve the equation x/2 = 17
A) x = 34
B) x = .117
C) x = -34
D) x = 1
- 5. Solve the equation 7y - 1 = 27
A) y = 3
B) y = 28
C) y = -4
D) y = 4
- 6. Solve the equation 7a + 7 = 28
A) a =-4
B) a = -3
C) a = 4
D) a = 3
- 7. Solve the equation 7x = 5x + 6
A) x =3
B) x = .5
C) x = -.5
D) x = -3
- 8. Solve the equation 2 - 4h = 3h - 33
A) h = -31
B) h = 5
C) h = -5
D) h = 31
- 9. Solve the equation 3r + 2(r-4) = 12
A) r = -4
B) r = 16
C) r = 4
D) r = -8
- 10. Solve the equation a + b = c for the variable a.
A) b = c - a
B) a = -b + c
C) a = b + c
D) c = a + b
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