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

Tutors Answer Your Questions about Graphs (FREE)

Question 23271: how do you graph x^2-4x-5=0
Click here to see answer by stanbon(75887)

Question 23269: how do you graph y=x^2
Click here to see answer by stanbon(75887)

Question 23261: Graphing question?
Graph the following equations.
y=2x-8
3x-2y=-6
Thank you for your help!
Click here to see answer by rapaljer(4671)

Question 23281: can you help me solve the problem below using the addition metod:
2x+3y=4 and -2x-3y=-4
thank you!!!!!!!!!!!
Click here to see answer by rapaljer(4671)

Question 23250: 5x-2y=11 y=2x-5
Click here to see answer by rapaljer(4671)

Question 20923: If you know the vertex of the graph of a quadratic function, can you specify the range of the function? If so, what is the range? If not what additional information do you need?
Click here to see answer by venugopalramana(3286)

Question 21837: graph each system or equations. then determine whether the system has no solution, one solution, or infinitely many solutions. if the system has one solution, name it.
2x-y=1
y=-3
Click here to see answer by rapaljer(4671)

Question 23312: How can I figure a problem liek this?
examples- x+y=8...-m+6n=14
thank YOU :D
Click here to see answer by stanbon(75887)

Question 23324: can you help my daughter she needs help really
Click here to see answer by rapaljer(4671)

Question 23334: For the Function: y=1/x-1 Give the y values for x=2,-1,0,1,2,3
Use the points to draw a smooth curve graph.

Thanks you!!!
Click here to see answer by philberg99(10)

Question 23334: For the Function: y=1/x-1 Give the y values for x=2,-1,0,1,2,3
Use the points to draw a smooth curve graph.

Thanks you!!!
Click here to see answer by rapaljer(4671)

Question 23238: Help with graphing questions. Thank you so much
Write down the equations of the line described in the following equations:
1. The line passes through the points (8,2) and (4,-7)
2. The line passes through the point (4,4) and has a slope of -4
3. The line has a y-intercept of 5 and a slope of 3.
4. The line has a x-intercept of 5 and a slope of 3
Click here to see answer by philberg99(10)

Question 20928: Would the answer to "Find an equation, in slope-intercept form, that passes through the point (4,-7) with the slope of -2" be y=-2x+1 or y=-2x-1?
Click here to see answer by venugopalramana(3286)

Question 23237: I need help with graphs. Thank you for your help!
Identify the Slope, y-intercept, and x-intercept of the following equations. Tell whether the equation is horizontal or vertical if needed.
1. y=2x-10
2. y-x=3
3. y-x=x+10
4. 3(y+x)=2x-18-2y
Thank you, I'm lost
Click here to see answer by venugopalramana(3286)

Question 23364: v=lwh
Click here to see answer by rapaljer(4671)

Question 23366: graph the inequality: y<-x-4 this is very difficult please help.
Click here to see answer by rapaljer(4671)

Question 23349: it is approximately 300 miles from chicago illinois to st louis, missouri. Allowing for various traffic conditions , a driver can average approximately 60 mph.
B) Write a linear function that expresses the distance traveled, d, as a function of time, t.
C) How far have you traveled after 3 hours?
D) Write a linear equation function that expresses the distance to be traveled to reach St. Louis, s, as a function of time, t.
E) How far will I travel to reach St. Louis afer I have traveled 3 hrs?
Click here to see answer by wuwei96815(245)

Question 23336: 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 od 1000 per day. The bus company charges 2.00 for a ride. They conducted a survey of their customers and found that they will lose appproximately 50 customers per day for each $.25 increase in fare. Give the description above, graph the function, explain your choice, and give the domain and range of the function.

Thank you livesavers!!!!
Click here to see answer by stanbon(75887)

Question 23394: When would you want to use the slope-intercept versus the point-slope form of a line?
Click here to see answer by rapaljer(4671)

Question 23416: ok im doin checking for solutions and graphing inequallities.
i kinda kno what im doin but when it comes 2 graphimg im lost plz help
4x+2y_<6
Click here to see answer by rapaljer(4671)

Question 23397: Give the equation of the line in standard form which is perpendicular to -3x+4y=8 and passes through (-3,5)
Click here to see answer by elima(1433)

Question 23438: when is there one answer? when are there two answers? and when is there no answer?
Click here to see answer by rapaljer(4671)

Question 23450: How do you graph this inequality?
4x-y=6
3x+y=1
Click here to see answer by venugopalramana(3286)

Question 23406: Could you please help me find the intercepts of the equation, and plot the graphs, showing the coordinates where the graphs intersect?
Here it is:
2x+y=8
5x-3y=15
Thanks so much for your help.

Click here to see answer by venugopalramana(3286)

Question 23399: Give the equation of the line that passes through (F,G) and is perpendicular to the line that passes through (V,Z) (W,Z).
Click here to see answer by venugopalramana(3286)

Question 23398: Give the equation of the line which is parallel to y=-a/b x +c and passes through (o,d).
Click here to see answer by venugopalramana(3286)

Question 23468: write the slope intercept form of 3x+y=4
Click here to see answer by elima(1433)

Question 23542: The variables measured by the vertical axis are called _________ variables.
Click here to see answer by rapaljer(4671)

Question 21760: when you have an equation like y+3x and you have to put on a table,how do you solve for y?
Click here to see answer by rapaljer(4671)

Question 23583: i am haveing trouble with solving and graphing inegualities, i hope you can help me.this is my problem. y>x+4
y< or equal to 2
please help
Click here to see answer by elima(1433)

Question 23631: Which ordered pair lies on the line 2x-5y=-4?
Click here to see answer by rapaljer(4671)

Question 23664: how do i find the slope of the lines passing through the given points? Also how do i find the value of u so that the line passing thourgh the two points has a given slope? Also, how do i find the rate of change between the two points?
Click here to see answer by queenofit(120)

Question 23646: HOW DO I DO SLOPE AND GRAPH X AND Y INTERCEPTS. ONE PROBLEM IS Y=-3/2-4 PLEASE HELP
Click here to see answer by queenofit(120)

Question 23700: Directions:solve each system of linear equations by graphing.
3x-y= 7
y+3x-7
Can you explain how to do it.
Click here to see answer by rapaljer(4671)

Question 23690: Please help me solve the following equations
X+3y=4
2x-y=8
Click here to see answer by longjonsilver(2297)

Question 23654: the directions are write an equation in slope intercept form for a line that passes through the given point and is parallel to the given line. the points are (-7, 3) and the line equation is x = 4 how do i solve that??
Click here to see answer by stanbon(75887)

Question 23616: I am in the ninth grade, and i just started taking Geometry. One of my questions is "How do you know if a point is collinear with another? This lesson is about coordinate planes.
Click here to see answer by stanbon(75887)

Question 23780: What is the slope and y-intercept of this equation:
3y+5x=3
Click here to see answer by elima(1433)

Question 21908: Hello, Need help please
find the slope, y & x intercept and graph. please show your work. thanks
y=3-4x
4y=-3x
y=7
x=4
i have no idea how to do these 4 questions.
Click here to see answer by music974(43)

Question 23867: write the slope intercept form of the equation of the line passing through (-2,5) with slope 7

please help im stuck
Click here to see answer by Paul(988)

Question 23803: How would you work and then chart a problem with this as the equation
3x-2y=1
Click here to see answer by elima(1433)

Question 23876: find the distance between the coordinates (3,5) and (-2,1)
Click here to see answer by Earlsdon(6294)

Question 23870: find the center and the radius of the circle whose equation is (x-1)^2+(y-2^2=4

this problem is bugging me please help
Click here to see answer by Earlsdon(6294)

Question 23915: what are the steps to solve a problem like this;3x+2y-6=0? ive solved 3 out of 15 but they are different problems..HELP PLEASE this work is due in the morning!
Click here to see answer by AnlytcPhil(1806)

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