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