Mixed Practice with
 Add & Subtract Polynomials
Topic Index | Algebra Index | Regents Exam Prep Center


Directions:  For the following problems, choose an answer from among the multiple choices.  

 

Warning!  Look carefully to see if the operation is addition or subtraction.

 
1.

 

    (5x – 1) + (10x2 + 7x) - (2x + 4)

 

Choose:

10x2 + 10x - 5
 10x² + 7x + 3
 10x2 + 14x - 5

 

 

2.

 

    (16x2 + 2) - (10x2 - 8) + (3x2 - 4)

 

Choose:

9x2 + 10
 6x2 - 10  
9x2 + 6

 

 

3.

 

    (3m - 4q - 6) + (12q + 5) - (-10)

 

 

Choose:

3m + 8q + 9
3m - 8q + 1
3m + 8q + 21

 

 

4.

 

   (4x + 2y) - (y + 8) + (-3x - 4y - 1)

 

Choose:

x + 3y + 7
x – 3y - 9
7x + 5y + 9

 

 

5.

 

      Subtract (-4x2 - 5y2 - 8) from
                     (2x2 + 3y2 + 8).

 

 

Choose:

-2x2 - 2y2
-2x2 + 8y2 + 16
 6x2 + 8y2 + 16

 

 

6.

 

     (x2 + 4x) + (x2 + 8x) - (3x – 7) 

 

Choose:

2x2 + 9x - 7
 2x2 + 9x + 7
 2x2 - 9x + 7

 

 

7.

 

           3x2 - (2x2 - 12) + (- 20)

 

 

Choose:

x2 - 32
 x2 + 8  
x2 - 8

 

 

8.

 

     (6x - 4) + (2x + 4y + 5) – (-3y)

 

 

Choose:

8x + y - 1
 8x + 7y + 1
 8x - 7y - 9

 

 

9.

 

         (x + 3) + (x - 3) – ( -x + 1)

 

 

Choose:

x + 1
3x + 1
3x - 1

 

 

10.

 

 If (-2x2 +3x -9) is subtracted from 
(4x2 - 6x +9), the result is: 

 

 

Choose:

6x2 - 3x
 6x2 - 9x + 18
 2x2 - 9x + 18

 

 

11.

 

     Find the missing term:
(4x + ___) + (2x + 3) - (x + 1) = 5x + 3

 

 

Choose:

8
2
1

 

 

12.

 

     Find the missing term:
    (x2 + 8x + __) - (___+ 7x + 4)
             = -3x2 + x + 11  

 

Choose:

5; 4x2 
15; 4x2
15; -2x2

 


 

13.

 

     Subtract   23p2q2   from   20p2q2

 

Choose:

3p2q2 
-3p2q2 
43p2q2 

 


 

14.

 

     Simplify:
              (-17.5d2) + (9.8d2) - (-14d2)           

 

Choose:

6.3
 6.3d2
 -21.7d2

 


 

15.

 
     Simplify:
          

Choose:

-1/6a + 27.2b  
-5/6a - 12.8b   
 -7/6a + 27.2b  
-7/6a - 12.8b

 


 

16.

 
     Simplify:     
     

 

Choose:

11t3v3 + 20t2v2 + 4tv
 11t3v3 + 20t2v2 - 18tv
 11t3v3 + 4tv

 


 

17.

 
     Simplify:
       

Choose:

3.5x - 3.91y + 4.1z
 3.5x - 3.91y - 4.1z
3.5x - 4.09y - 4.1z