solving system of linear equations and linear inequalities
Not what you're looking for?
Please see the attached file for complete description
1. Solve the system by graphing.
x + y = 4
-x + y = 2
2. Determine which two equations represent perpendicular lines.
3. Solve the system by graphing.
3x + y = 6
3x - y = 0
4. Graph the inequality y < -3
5. Solve the following system of linear inequalities by graphing.
x + 2y < = 3
2x - 3y <= 6
6. Anna has 12 bills in her wallet, some $5 and some $10. The total value of the bills is $100. How many of each bill does Anna have?
7. Determine which two equations represent parallel lines.
(a) y = -6x + 4 (b) y = 6x + 4 (c) y = 1/6 x + 4 (d) y = -6x + 5
8. Graph the solution set of x < -1.
9. Solve the following system of linear inequalities by graphing.
x - 2y >= 4
x < = 4
10. Solve. 8 - (4x - 3) = 19
11. Graph x = 3.
12. Find the slope and the y-intercept.
y = -9x
13. Find the slope of the graphed line.
14. Graph 3x + 2y = 6.
15. Solve the system by addition.
4x - 7y = 17
x - 5y = 1
16. Find the slope of the line passing through the points (-1, 1) and (-2, 9).
Purchase this Solution
Solution Summary
The solution is comprised of detailed explanations using graphing as a tool to solve the system of linear equations and linear inequalities. Furthermore, the solution explains the line equations and how to determine the perpendicular and parallel lines from the line equations.
Solution Preview
Please see the attached file for detailed solutions and graphs.
2. When two line are ...
Purchase this Solution
Free BrainMass Quizzes
Know Your Linear Equations
Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.
Graphs and Functions
This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.
Solving quadratic inequalities
This quiz test you on how well you are familiar with solving quadratic inequalities.
Geometry - Real Life Application Problems
Understanding of how geometry applies to in real-world contexts
Probability Quiz
Some questions on probability