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

Tutors Answer Your Questions about Graphs (FREE)

Question 260448: Find equations for 4 lines, none of them horizontal or vertical, which intersect at the vertices of a rectangle. What is true about the slopes of these lines? Thank you!
Click here to see answer by jim_thompson5910(35256)

Question 260467: rewrite the equation 8x-3y-5=0 in the slope-intercept form and determine the slope and y-intercept?
Click here to see answer by richwmiller(17219)

Question 260473: What is y=1x1+3 on a graph.I'm having problems figuring this ouy.
Click here to see answer by drk(1908)

Question 260446: Graph the function. Use the graph to find any relative maxima or minima.
f(x)=-x^2+6x-8
Please explain.

Click here to see answer by ilovemath(8)

Question 260446: Graph the function. Use the graph to find any relative maxima or minima.
f(x)=-x^2+6x-8
Please explain.

Click here to see answer by Alan3354(69443)

Question 260668: solve st+3t=6for s

Click here to see answer by jsmallt9(3758)

Question 260712: y = -x2 - 4x - 3 of this equation
what is the line of symmetry?
the vertex?
Click here to see answer by richwmiller(17219)

Question 260766: determine whether the line is PQ is parallel or perpendicular to line with a slope of -2.
P(5,6)
Q (9,8)
Click here to see answer by PRMath(133)

Question 260806: How do you solve 1/3y+4y/y^2-1+7/y-1
Click here to see answer by Alan3354(69443)

Question 260869: x + y = 3
Click here to see answer by drk(1908)

Question 260872: Write this equaton in standard form using using integers, y = 5/2x - 22
Click here to see answer by drk(1908)

Question 260853: how do i graph thanks
Click here to see answer by Fombitz(32388)

Question 260871: y = 7/3x + 25/3
Click here to see answer by checkley77(12844)

Question 261067: I need help graphing the equations.
y=2x+6
y=-x-3
I figured that they cross at (-3.0) I got that the answers are x=-3 and y=0 but not sure how to graph both equations.
Click here to see answer by Alan3354(69443)

Question 261083: find the ordered pair
y=3 x -9
1) (3,_)
2) (4,_)
3) (0,_)
Click here to see answer by stanbon(75887)

Question 261083: find the ordered pair
y=3 x -9
1) (3,_)
2) (4,_)
3) (0,_)
Click here to see answer by rfer(16322)

Question 261104: graph each equation
1) y = 3 x -2
2) y = - 4/5 x +3
3) 3 y + 2 = x - 4
Click here to see answer by jojo14344(1513)

Question 261242: y=-1/3x-2
I don't understand this problem and really need help
Click here to see answer by richwmiller(17219)

Question 261234: Maximize Z=3X+Y
12X+14Y<85
3X+2Y<18
Y<4
Click here to see answer by drk(1908)

Question 261258: there are problems in maths using graphs.When we get the answer its the coordinates of intersection.Now how to find that coordinate with out using graphs?
Click here to see answer by stanbon(75887)

Question 261306: How do I Graph the function f(x) = x + 2?

Click here to see answer by jim_thompson5910(35256)

Question 261306: How do I Graph the function f(x) = x + 2?

Click here to see answer by CharlesG2(834)

Question 261308: determine the relationship between the lines with the given slope
m1=-5
m2=1/-0.2
Click here to see answer by jim_thompson5910(35256)

Question 261447: is this thing free?

Click here to see answer by stanbon(75887)

Question 261447: is this thing free?

Click here to see answer by Alan3354(69443)

Question 261539: Can anyone help me solve the following problem?
-2< x+1<4

Click here to see answer by drk(1908)

Question 261547: Can someone please show me how to do this problem?
-4<6-2x<4
Click here to see answer by richwmiller(17219)

Question 261547: Can someone please show me how to do this problem?
-4<6-2x<4
Click here to see answer by jsmallt9(3758)

Question 261576: i have a ?? i dont understand algebra that well solving for x or y or the problems 2x-y=3?? or 3x+y=5 where do these numbers comefrom
Click here to see answer by vleith(2983)

Question 261548: Can someone help me with this problem?
3x<-6 or x-1>10
Click here to see answer by butterfliiizzz(18)

Question 261740: what is thexand y intercept of y=1/2x-3?
Click here to see answer by Theo(13342)

Question 261817: Graph x^2 -2x +y^2=8
y^2=-x^2 -2x+8
y=-x^2 -2x+8 (this line + or - the Square root of the entire equation)
I dont know if I am entering it wrong into the calc., but it is suppose to be a graph of a circle.
Click here to see answer by solver91311(24713)

Question 261884: Write the linear inequality described. Then graph the inequality:
x is positive.
Click here to see answer by richwmiller(17219)

Question 261847: Find an equation of the line that contains the point (1,0) and is perpendicular to 2x+y= -4
Click here to see answer by solver91311(24713)

Question 261890: Write the linear inequality described. Then graph the inequality:
y is not negative.
Click here to see answer by solver91311(24713)

Question 261890: Write the linear inequality described. Then graph the inequality:
y is not negative.
Click here to see answer by richwmiller(17219)

Question 261852: x+2y=8 and 2x+y=-6 ??
Click here to see answer by checkley77(12844)

Question 261892: solve for x and y
2x-y=-1
y=2x
Click here to see answer by richwmiller(17219)

Question 261947: Hi, I just need to know how you solve x-y=3 and x-2y=3 for Graphing Systems of Equations. I have tried to do it but I forgot the formula/how to do it and I really need your help!!!
Thanks! :)
Click here to see answer by checkley77(12844)

Question 261981: y= -5x + w
y= -5x + V
For What values of w and v does the system have exactly one solution?
Click here to see answer by solver91311(24713)

Question 262080: I have finals on Friday and I have a study guide and need some help to a least get c on the test

Click here to see answer by unlockmath(1688)

Question 262080: I have finals on Friday and I have a study guide and need some help to a least get c on the test

Click here to see answer by richwmiller(17219)

Question 262080: I have finals on Friday and I have a study guide and need some help to a least get c on the test

Click here to see answer by Nieleya(22)

Question 262127: why the line x = 4 is a vertical line.

Click here to see answer by Alan3354(69443)

Question 262176: what is the slope of y=12?
Click here to see answer by texttutoring(324)

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