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Algebra 2
Practice Quiz 74

Click the circle next to the correct response.
Be sure to click the OK button to continue.


Solve each equation for x.

1.  8 + x = 5x – 16
-4
4
  6		 2.  - 1/3(x + 1) = 5x – 6
25/4
17/16
5/2
3.  | x | = -7
no solution
- 7
  7		 4.   | x | = 7
no solution
- 7
  7
5.  | x + 4 | = 10
no solution
- 14
  6		 6. | 4 - 2x | £ 10
no solution
– 3 < x £ 7
x £ 7 and x  ³ 3
7. –12 < 2x + 4 £ 6
– 8 < x £ 1
–12 < x  £ 6
  –1 < x £ 6		  
 

 

  
Evaluate/Answer.
8.  For f(x) = x + 2, f(10) = ?
10
  - 12
12		 9.  For g(x) = | x + 2 |, g(-10) = ?
- 8
  8
12
10. Which is the reciprocal of  2/7 ?
- 2/7
  - 7/2
7/2		 11.  Which is the quotient of 2/3 and  - 1/2 ?
- 4/3
- 3/4
- 1/3
12.  -3n2 + 4n3 when n = -2
- 20
- 44
  20		 13.  Which is a solution to x2 - 9 = 0 ?
- 3
- 9
  9
  3
14. Which is 0.00000005 in scientific notation ?
 5 x 108
5 x 10-8
5 x 10-5		 15.  Simplify:  x2 - 3x + 4(x2 + 5x)
5x2 + 17x
 5x2 + 23x
already simplified
 
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