Questions on Algebra: Graphs, graphing equations and inequalities answered by real tutors!

Tutors Answer Your Questions about Graphs (FREE)

Question 31008: It is a worksheet and the problem is I am not sure how to graph this
y=x-5
y=3x-7
Click here to see answer by acerX(62)

Question 31050: evaluate the function at the values indicated
f(x)=-2/3x-6;find f(-9)
Click here to see answer by acerX(62)

Question 31049: slope= -1/3,through (-6,2)
find the equation of the line with the given properties
Click here to see answer by acerX(62)

Question 31048: Determine if the following two lines are parallel.
y=4/9x+6
4x=9y+2
Click here to see answer by acerX(62)

Question 31058: what the slope of 14x+4y=24
Click here to see answer by acerX(62)

Question 31139: x -2 -1 0 1 2
y .25 .5 1 2 4
Given the table above, graph the function, identify the graph of the function (line, parabola, hyperbola, or exponential), explain your choice, and give the domain and range as shown in the graph, and also the domain and range of the entire function.
I am lost, this stuff is going right over my head and I dont know where to begin.
Click here to see answer by mbarugel(146)

Question 31147: could someone please help me with this problem?
Solve the following system of equations by graphing:
y=x^2-4 and y=x-2
???????
Click here to see answer by mukhopadhyay(490)

Question 31261: Graphing Systems of Linear Inequalities
i have a question...i am graphing a system of linear equalities, i am supposed to graph the lines y>=0 and x>=0, i know that these line are perfectly verticle and perfectly horizontal. I just dont know how to figure out which side to shade on
Click here to see answer by longjonsilver(2297)

Question 31238: i need help with finding an equation for a graph i have, but im not sure how to post a picture of the graph, is it possible?
Click here to see answer by troyapplehelen(46)

Question 31273: Heya, im working on problem solving with systems of equations. i need help turning this word problem into a system of inequalities, so that i can graph them. heres the problem:
--You are recruiting students for a decorating committee for the Junior/Senior Prom. the committee can have 7 to 10 members. there must be more seniors then juniors on the committee.--
Im having a hard time even starting to convert this to a linear equality. Could you explain the steps for finding this out? Thanx
G

Click here to see answer by mukhopadhyay(490)

Question 31291: I'm trying to graph an inequality:
x<-6
-
I can't type in the "less than or equal to: symbol

Click here to see answer by Earlsdon(6294)

Question 31300: solve by graphing indicate whether system is independent inconsistent or dependent
2x-3y=12
3y-2x=-12
Click here to see answer by josmiceli(9817)

Question 31301: solve by substitution indicate whether each systm is independent inconsistent or dependent
-3x+y=3
2x-3y=5

Click here to see answer by mukhopadhyay(490)

Question 31308: Hello I need some help with the problems below. I am not 100% sure how this site works but any help is appreciated.
1. what is the slope of the line y=5x+7
at what point does the line y=5x+7 cross the y axis
2. The y intercept of the line y=20x+500 is 500 how do you show the y intercept as an ordered pair
3. Find the slope between the two points (1, 5) and (0, 0)
Click here to see answer by brianunlv(12)

Question 31309: I would like to post the limit of 4 questions. I am struggling with the class and could use all the help I can get.
1. If you are in a rocket going perfectly vertical into the air what is the slope that you are encountering
2. The line parallel to the lin y=3x+5 has what slope
3. The line perpendivular to the line y=-x/3 + 5 has what slope
4. write the equation for the line y=-x/3+5 in standard form
Click here to see answer by mukhopadhyay(490)

Question 31293: In most businesses, increasing prices of their product can have a negative effect on the number of customers of the business. A bus company in a small town has an average number of riders of 1,000 per day. The bus company charges $2.00 for a ride. They conducted a survey of their customers and found that they will lose approximately 50 customers per day for each $.25 increase in fare.
Graph the function, identify the graph of the function, and give the domain and range as shown in the graph you have drawn, and also the domain and range of the entire function excluding unrealistic values.
Click here to see answer by venugopalramana(3286)

Question 31314: I have no idea if I am posting this problem in the right area but here goes. Let f(x)=x+1/x, and g(x)=2/x. Find the composition f*g(x)=f(g(x)) and simplify. I put a star where the little circle was. I don't even know how to find that little cirle! Thank you for your help.
Click here to see answer by venugopalramana(3286)

Question 31298: please help me solve:
y<-2x+7
Thanks in advance
Click here to see answer by benni1013(197)

Question 31440: i need live help

Click here to see answer by ikdeep(226)

Question 31475: Put into standard form:
x-2y+7=0 (-4,0)< x,y
I've tried to get y by itself:

y= one-half x-3.5 > 0=one-half(-4)-3.5 > 0=-2-3.5 > 0=-5.5

I know that that isn't right but I can't figure out what I did wrong. Any help would be greatly appreciated.
Click here to see answer by longjonsilver(2297)

Question 31431: Solver and graph each inequality on a number line. 18-2n>26
Click here to see answer by mukhopadhyay(490)

Question 31051: determine if the following relations is also a function
[(-3,2),(-2,1),(0,0),(1,2)]
Click here to see answer by mukhopadhyay(490)

Question 31571: How do you graph the line y=6?[I think it is a vertical line]
Click here to see answer by elima(1433)

Question 31604: Can you please help me with this?
) Solve the inequality and state the solution set using interval notation.
y^2+y-6<0
Click here to see answer by mukhopadhyay(490)

Question 31588: My friend is driving 55mph West and he started from his home which is 75 miles West of mine. I leave at the same time, traveling West at the speed of 73 mph. Write 2 linear equations (one for me and one for my friend) that relate our distances away from my home versus time.
Click here to see answer by mbarugel(146)

Question 31302: solve compound inequality set solution using interval notation and graph it
-1/2 x <6 or 2/3 x < 4
Click here to see answer by mukhopadhyay(490)

Question 31712: For the function y= x^2-4x-5, how do you put this function into y=a(x-h)^2+k form???? I'm having a real hard time with this one!
Click here to see answer by mukhopadhyay(490)

Question 31779: Can you help me solve these two linear inequalities, and graph?
x+y<6
y>or=3x-4
Click here to see answer by elima(1433)

Question 31785: wtite the equation in slope intercept form
2x=3y=90
Click here to see answer by stanbon(57953)

Question 31797: Can you help me solve the system of linear inequalities by graphing?
x+y<6
y>or=3x-4
I need help finding the solution region.
Click here to see answer by benni1013(197)

Question 31737: y=5x
y=5x+4
Click here to see answer by elima(1433)

Question 31784: plot at least five points for the equation
x-2y=6
Click here to see answer by elima(1433)

Question 31856: I have this question for homework " Draw a graph in which the variables x and y have a negative or inverse relationship. How would I go about doing this
Click here to see answer by stanbon(57953)

Question 31847: what is the slope of the line passing throught the given points?
(2,3),(5,9)
Click here to see answer by checkley71(8403)

Question 31873: A line contains (9,y) and (-6,3). It has slope 2/3. find y.
Click here to see answer by checkley71(8403)

Question 31875: I am trying to put together an example (word problem) where the solution of a system of inequalities must be in the first quadrant of a graph? Can anyone help me, please?
Click here to see answer by venugopalramana(3286)

Question 31880: I need to know what these equation graphs look like.
I'm a little confused. I know the line y=x+2
but the ones I'm not so clear on are as follows:
y= -1/2-1
y=x-1/2
could I please get some assistance on this.
Click here to see answer by mbarugel(146)

Question 31832: I have 2 questions.
1) are 3x+y=5 and -x+3y=6 perpendicular?
2) are 3x+y=5 and x+y=3 perpendicular?
Click here to see answer by mukhopadhyay(490)

Question 31926: find an equation of a line with slope 5 and y-intercept -4
Click here to see answer by Fermat(127)

Question 31923: find the slope of the line containing the points with coordinates (1,3)and(7,5)
Click here to see answer by benni1013(197)

Question 31965: How would you graph this equation
y=-sqrt(x+4)+3
Click here to see answer by stanbon(57953)

Question 31961: What is the solution to the problem:
|2x + 5| = 3x + 4
Click here to see answer by venugopalramana(3286)

Question 32068: Write the equation in slope intercept form.
3. (42) y + 2 = 6(x-1)
Click here to see answer by joey_quizan(15)

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