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Integrated Algebra
Review Sheet 15
1. Solve the system algebraically:
2. Solve the system algebraically:
Name: _____________
Due 1/11/13
5 x  6 x  32
3x  6 y  48
4 x  2 y  14
7 x  3 y  8
3. What is the slope of a line that is perpendicular to the line 3x – 10y = 13?
4. Give an equation of any line that is parallel to the equation 4x + 5y = -12
5. Suppose you invest $10,410 in equipment to manufacture a new board game. Each
game costs $2.65 to manufacture and sells for $20. How many games must you make
and sell before your business breaks even?
6. Suppose the ratio of girls to boys in the school is 19: 17. There are 1908 students
altogether. Write and solve a system of equations to find the number of boys and girls.
7. Find the 10th term in the sequence A(n) = 2 + (n + 4)(3)
8. Solve:  2 
5 x
2
3
9. The sum of three consecutive odd integers is 219. Find the integers.
10. Solve for x:
x 1 x  4

7
5