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

Tutors Answer Your Questions about Graphs (FREE)

Question 199503: Can you please show me the graph that goes along with the inequality y<1/4-2?
It would be greatly appreciated.
Thank you
Click here to see answer by checkley77(12569)

Question 199532: transform 20x+8y=32 into slope intercept form
Click here to see answer by jim_thompson5910(28595)

Question 199526: A) solve 5x + 6y = 18 for y
B) When graphed this equation would be a line. By examining your answer to part a, what is the slope and y-intercept of this line?
slope=____
y-intercept=____
C) Using your answer from part a, find the corresponding value of y when x = 12
Click here to see answer by nerdybill(6959)

Question 199486: I didnt get at all much further with this problem; If the parabola y-2=a(x-3)^2 goes through the point (2,0), what is the value of “a”??
Click here to see answer by rfer(12660)

Question 199547: what is the domain?
Click here to see answer by stanbon(57347)

Question 199555: graph the function f(x)=(-1/9)(x+2)(x-6)+5 in standard viewing on your calculator.

Click here to see answer by Edwin McCravy(8909)

Question 199370: What is the equation of the line that contains (7, -9) and (7, 3)?
Click here to see answer by jim_thompson5910(28595)

Question 199593: Hi all, I was hoping someone could help me with the following Graphing problems im having. I need to find the x and y intercepts, if any, and turning points for the following functions. (Each one on seperate graphs)
1. y = 2x^2-8x+9
2. y = 2x^2-3x-1
3. y = -2x^2-7x+4
4. y = x^2-x-2
I f you could please show the working with descriptions on each equations that would be very helpful. A fully labelled sketch of the function including the points and axis of symmetry would also be great.
Thanks, -Nick
Click here to see answer by solver91311(16885)

Question 199700: Hi everyone, Im looking for some help and guidance with the following graphing and equations problems. Id like to learn how to do the following equations, so step by step solutions would be great.
1. Find the equation of the line passing through the point (-2,5) and parallel to the y axis.
2. A line passes through the point (1,3) and (2,5). Find the euation of this line.
3. Find the y-intercept, the x-intercept, if any, and turning point of the function: y=2x^2-8x+9.
If someone could show me the full workings of the previous problems that would be awesome.
Thanks, -Nick.
Click here to see answer by solver91311(16885)

Question 199715: find the equation of a line that is perpendicular to the graph of 3x-4y=-21, and goes through the point (-1,0). Write the answer in slope-intercept and standard form.
Click here to see answer by J2R2R(94)

Question 199750: Line I goes through (1,3) and is parallel to the line through (4,3) and (-3,1). Find the slope of I. Choose from:
A) 7/2
B) 3
C) 2/7
D) Undefined
Click here to see answer by rfer(12660)

Question 199787: What is the translation of f(x)=x^2 represented by g(x)
Click here to see answer by stanbon(57347)

Question 199792: Find the y-intercept and the x-intercept for the equation
-8x + y = 28
-8(0) + y= 28
Y=28
Y intercept is (0,28)
-8x + 0 =28
-8x = 28
X intercept is (-2/7,0) or (-4/14,0)????
Can you help me which answer is right and why?
Thank you!
Click here to see answer by solver91311(16885)

Question 199710: Graph the equaltion and identify the y-intercept.
x+5y=10
use intercepts to graph the equaltion.
x+4y=8
please help me solve the problem.
Click here to see answer by Alan3354(30993)

Question 199588: can you please graph the hyerbola and explain how you did it
(x+2)^2/4 - (y-4)^2/25=1
thank you!!
Click here to see answer by Edwin McCravy(8909)

Question 199969: Determine whether f(x)=3x^4-x^2 is even or odd.
Click here to see answer by Alan3354(30993)

Question 199969: Determine whether f(x)=3x^4-x^2 is even or odd.
Click here to see answer by rfer(12660)

Question 200207: y=2x+3
5y-7x=18
Click here to see answer by RAY100(1637)

Question 200358: HI everyone, Im trying to finish the following problems but I am struggling a bit. I have to show full working and comment on the outcomes. I dont expect answers to all 3, but if someone can show me one of each type that would be super.
Question 1. Find the equation of the line that passes through the point (-2,5) and parallel to the y axis.
Question 2. Find the equation of the line passing through (1,3) and parallel to the line y = 3/2 x - 1/2.
Question 3. A line with the gradient passes through the point (1,3). Find the equation of the line.
Thanks for your help. -Nick.
Click here to see answer by nerdybill(6959)

Question 200363: Hi all, I am still having trouble with some more graphing problems. I need to find the y-intercept, the x intercept(s), if any, and turning point of the function y = 2x^2 - 8x + 9. I need to show all working and sketch the graph. Any help would be great.
I also have a seperate similiar problem where the function is y = x^2 - x - 2
Hopefully someone can give me a hand.
Thnaks, -Nick.
Click here to see answer by solver91311(16885)

Question 200480: Plot 6x+3y=9
Click here to see answer by jim_thompson5910(28595)

Question 200493: Find the slope of the line 3x - 5y=15. What is the y-intercept?
Solve:{2x-3y=5
{6x-9y=10
Click here to see answer by RAY100(1637)

Question 200492: Hello everyone, Im struggling with some graphing problems and would greatly appreciate some help.I need to find the y-intercept, the x intercepts and any turning point of the following function: y = -2x -7x +4
Any help and explanations would be great.
Thanks, -NIck
Click here to see answer by checkley77(12569)

Question 200571: Can you help me with this one?
-Plot the graphs of the following function.
Are you able to show me the graph for this one?
f(x)=5^x
Click here to see answer by ankor@dixie-net.com(15652)

Question 200393: Consider the following function
f(x)=x^2-sqrt x
find the equation of the line tangent to the graph at the point (9,78)
y(x)=
can someone help please
Click here to see answer by Alan3354(30993)

Question 200572: Can you help me with this one?
-Plot the graphs of the following function.
Are you able to show me the graph for this one?
f(x)=4^x+2
Click here to see answer by Alan3354(30993)

Question 200735: How do you find the X and Y intercepts and then graph the line
Click here to see answer by nerdybill(6959)

Question 200573: Can you help me with this one?
-Plot the graphs of the following function.
Are you able to show me the graph for this one?

f(x)=(1/3)^x
Click here to see answer by tutorcecilia(2152)

Question 200677: Hello everyone, I have about 5 or so graph problems like the following. Ive managed to do the first few but cant do the following. I need to sketch the following and also show all working manually. If someone could help and show how to correctly show this that would be awesome.
1. y = 2- 4/(x+3) and seperately
2. y = 6/(x+3)
Help with notation would be much appreciated.
Thnaks, Nick.
Click here to see answer by Alan3354(30993)

Question 200678: Hi everyone, Im looking for some help and guidance with the following graphing and equations problems. Id like to learn how to do the following equations, so step by step solutions would be great.
1. Find the equation of the line passing through the point (-2,5) and parallel to the y axis.
2. A line passes through the point (1,3) and (2,5). Find the euation of this line.
3. Find the y-intercept, the x-intercept, if any, and turning point of the function: y=2x^2-8x+9.
If someone could show me the full workings of the previous problems that would be awesome.
Click here to see answer by rfer(12660)

Question 200864: Solve the sytem of equations by graphing. Then classify as consisten or inconsisten, dependent or independent.
8x-6y=-18
6y-8x=18
Click here to see answer by stanbon(57347)

Question 200870: The equation y=-1777x+27,153 can be used to predict the number y of gun deaths in the United States x years after 2000, that is x=0 corresponds to 2000,x=2 corresponds to 2002, x=5 corresponds to 2005, and so on. Predict the number of gun deaths in 2005 and 2009 In what year will the number of gun deaths be 9383?
The predicted gun deaths in 2005 will be _____
The predicted gun deaths in 2009 will be_____
The predicted number of gun deaths will be 9383 in the year ____

Click here to see answer by rfer(12660)

Question 200655: Solve and graph
4x-11<3x+2
Click here to see answer by rfer(12660)

Question 200655: Solve and graph
4x-11<3x+2
Click here to see answer by MathTherapy(1424)

Question 200885: I don't have a graphing calculator can you show without a calculator the rational function g(x)=3x-6/x+4? please show me how to do this problem.
Click here to see answer by josmiceli(9680)

Question 200910: graph y= 3x-4 show work
Click here to see answer by checkley77(12569)

Question 200959: Hello! I need a help with these quotations!
Find an equation of the line havimng the given slope and containing the given point.
M=6/7, (4,-8)
The equation of the line is y=?
Find the intercepts and then use them to graph the equation
1.2x-1.7y=4.08
Thank you very much!!!!

Click here to see answer by Alan3354(30993)

Question 200978: Kristi jogged for 3/5 of an hour, swam for 1/2 of an hour, and rode her bicycle for 3/4 of an hour. How long did she exercise? (Answer in fraction of an hour, rather than minutes, please)
Click here to see answer by rfer(12660)

Question 200979: Four buttons have diameters of 5/8 , 3/4 , 9/16 , and 7/8 inches. Which button is smallest?

Click here to see answer by rfer(12660)

Question 200977: Mr. Knight owned 8/9 of a family business. He sold 1/8 of the business to his sister. What fraction of the business does he still own?

Click here to see answer by rfer(12660)

Question 200976: Rainfall for the first 3 months of 2004 was recorded at 2.93, 1.94, and 1.85 inches (in.). If the normal rainfall for that period is 7.45 in., by how much was the 2004 amount above or below normal?
Click here to see answer by rfer(12660)

Question 201021: solve using elimination method.
4x+5y=1
8x=10y=10
Find solutions.
Click here to see answer by jim_thompson5910(28595)

Question 201117: What is the distance points (21, -32) and (-3, -25)?
Click here to see answer by jim_thompson5910(28595)

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