2. Two trains are approaching each other on the same track. They are 500 miles from each other. One train is traveling at 40 mph, the other at 60 mph. A bird is flying back and forth between them at 150 mph. How long before they collide?

5. A person wants to buy an article, and has a spending limit of $700.
If there is a 10% sales tax, write an inequality that shows the price range in in which he should be looking.

6. Graph the inequality y < 1/2 x +2
This graph will consist of a dashed line upward sloping with a y-intercept of 2, an x-intercept of -4, and passing thru (2, 3)

7. Convert 230 yards per second to miles per minute.

8. What are the x and y intercepts of 2x -y + 3 = 0

9 . Graph the inequality 2x -3y > 6.
Which portion of the grid satisfies the inequality?

10. A line with a slope of -1 has an x intercept of 3
What is the y intercept?

Solution Summary

Solving equations and inequalities is investigated.

... In this question, and in all the other ones, I'm first going to put the inequalities in slope-intercept format. In the second inequality, notice that you have ...

... shows how to solve the system of linear inequalities and equations ... 6x + 12y = 18 We will use the x- and y-intercepts. x-intercept: y = 0, 6x + 0= 18, x = 3, (3 ...

Graphing lines and inequalities. Thanks for all your help... ... x || 0 | 3 | 6 . y = x/3 - 2 || | |. 2) Draw the graph of the inequality for x - y < 3. ... x - Intercept...

... 6. Find the equation of each line. Write each answer in slope-intercept form. ... 7. Graph the inequality. ... Line Equations and Inequalities are investigated. ...

... Thus, (3, 0) does not satisfy the inequality. ... 3.1-84 Graph the equation using the x-and y-intercepts. ... For finding x-intercept, put y = 0 -2x = 4 x = -2 x ...

... Linear equations and inequalities are investigated. ... 3, give me an equation in the slope intercept format. ... When the inequality is y < mx + b , the region is ...

... is then the intersection of the graphs of the individual inequalities. ... this line is x = 2. The y-intercept for this ... x≥1 The x- and y-intercepts for the line ...

... Page 576/577 Quadratic Equations, Functions, and Inequalities For 47 ... 48, 51and 52 Find the vertex and intercepts for each ... the vertex is (3,-9), x-intercept: x=0 ...

Graphing Equations and Inequalities. ... Find the graph of a function using x and y-intercepts. ... Graph the equation and indentify the Y- intercept. 2x + 5y = -2. ...

... equations, including graphing, word problems, slope, intercepts, inequalities, and solving ... 5. Use the intercepts to graph the equation ... 6 0 So x-intercept is (6,0 ...