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Name _____________________________
Date ___________________

Algebra
(Answer ID # 0497491)
Factor completely.
1.   x2 - 2x - 99



2.   x2 - 13x + 30



3.   x2 - 6x + 9




Find the intercepts of the line.
4.   2x - 5y = -6


5.  
-1

2
y  -  12  = x



6.  
y =  5x   +  29




Solve each system of equations using any method.
7.   15x + 11y = 132
2x + 3y = 59




8.   -18y = 18 - 3x
y =  4x   -  47






Complete and write in lowest terms.
9.  
8a

8
-
6a

32



10.  
7g + 8

3
+
6g + 12

9



11.  
-5q + 2

18h
+
3

12h




 

Complete.
12.   Katherine runs her own pizza shop. For each pizza, it costs her $2.21 for ingredients, $1.24 for overhead, and $0.47 for mailing flyers. She charges $5.84 per pizza. As a percentage of her costs, how much profit does Katherine earn for each pizza she sells?




13.   Emma invested money at Party Bank three years ago. She signed up for a CD that paid 6% yearly interest, compounded semiannually. The interest is added to the balance and is accumulated with the original investment.   At the end of three years, her account is worth $4,417.99. How much was her initial investment?





Add, Subtract, Multiply, and Divide.
14.   (6x) (2x + 3)



15.   (7x + 5) - (14x + 5)




Simplify.
16.  
5q4y4
-q4y6




17.  
c5i3
-5c6i3




18.  
-5b3
-8b5





Solve each system by graphing. Find the vertices of the graph.
19.   2x - 5y    4
5x + y    10
7x - 4y    41


20.   x + 4y    0
x + y    -3
x - 2y    6


21.   7x - 4y    26
x - 3y    -6
4x + 5y    -7



 


Answer Key


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