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

Tutors Answer Your Questions about Graphs (FREE)

Question 965180: Solve the equations below simultaneously using the graphical method:
using a table of coordinates for each equation and plot on the same set of axes. Use x values between -4 and 4
y = −x^2 + 1
y= x− 5
Click here to see answer by Fombitz(32388)

Question 965235: Y=x^2+2x
Click here to see answer by Fombitz(32388)

Question 965308: How do you graph 2x � y > �2, x � y > �1? I've been struggling with this
Click here to see answer by Fombitz(32388)

Question 965322: graph (x+4)^2/4-(y+4)^2/16=1
Click here to see answer by EdenWolf(517)

Question 965365: Please help me on this math problem. Unfortunately I was not able to include a picture in this submission, so I posted a link to that question below. Just copy and paste the link onto your address bar. Please help me tutors, I'd really appreciate any help. God bless :)
https://answers.yahoo.com/question/index?qid=20150422153804AACPJzS
Click here to see answer by josgarithmetic(39617)

Question 965448: classify the figure. name the vertices edges and base
Link to the picture below copy & paste link please.
http://prntscr.com/6x3tww
thanks:)
Click here to see answer by jim_thompson5910(35256)

Question 965446: A sandwich shop sells cheese. How can the chef cut a square pyramid-shaped piece of cheese to make slices that are squares?
A. Cut through the vertex and the midpoint of two sides of the base.
b. Cut through opposite edges.
C. Cut parallel to the base.
d. Cut parallel to the base.
thanks.
Click here to see answer by nmd(1)

Question 965515: Please help me on this math problem. Unfortunately I was not able to include a picture in this submission, so I posted a link to that question below. Just copy and paste the link onto your address bar. Please help me tutors, I'd really appreciate any help! God bless :)
https://answers.yahoo.com/question/index?qid=20150422153804AACPJzS
Click here to see answer by Theo(13342)

Question 965535: X=8-y
Click here to see answer by Alan3354(69443)

Question 965818: Graph.
3x + y = 3

Click here to see answer by macston(5194)

Question 965817: Graph.
y = −x − 1

Click here to see answer by macston(5194)

Question 965816: graph
y = −1/5x+1

Click here to see answer by macston(5194)

Question 965903: Give the equation of the line perpendicular to 2x+3y=7 and passing through (6,4)
Click here to see answer by Alan3354(69443)

Question 965910: what is the directrix of x^2 -2x -3

Click here to see answer by Alan3354(69443)

Question 965953: graph
y = 9x − 3

Click here to see answer by jim_thompson5910(35256)

Question 965952: grap
y = 3x - 4

Click here to see answer by EdenWolf(517)

Question 966017: Select the equation in which the graph of the line has a negative slope, and the y-intercept equals

5x + 3y = 4

5x - 3y = �4

4x + 16y = �20

6x + 2y = �8

Click here to see answer by Alan3354(69443)

Question 966075: Make up a problem that could be solved using a rate of change.
Click here to see answer by hkwu(60)

Question 966385: Please Help!
Given the function f(x) = -3x2 - 6x - 6, is the point (-1, -3) on the graph of f?
Yes or No
Click here to see answer by ramkikk66(644)

Question 966732: I'm not sure if this is the right place for this question? Please help me figure this out?
Graph and solve the following system of non-linear equations:
x^2+4y^2=25
x+2y=7
Thank you in advance, it's really appreciated!
Click here to see answer by Fombitz(32388)

Question 966929: Can I please get help solving and graphing the inequality y≥5? Thank you!
Click here to see answer by Theo(13342)

Question 966881: Suppose you graphed every single point of the form (2t + 3, 3-3t). For example, when t=2, we have 2t + 3 = 7 and 3-3t = -3, so (7,-3) is on the graph. Explain why the graph is a line, and find an equation whose graph is this line.
Click here to see answer by Theo(13342)

Question 966876: Which shows the graph of x+y=3

Click here to see answer by Fombitz(32388)

Question 966935: find the equation of the set of all points.P(x,y) that is equidistant from y-axis and (4,0)

Click here to see answer by Fombitz(32388)

Question 966973: graph y=-3x^2+12x-13

Click here to see answer by Fombitz(32388)

Question 967001: Copy and paste the text to view the picture, thanks...
https://pacyber-li.brainhoney.com/Resource/21603633,27,0,34/Assets/HW10Q1.JPG
Click here to see answer by Fombitz(32388)

Question 967042: What are four coordinates for X+Y=6
Click here to see answer by Fombitz(32388)

Question 966998: Copy and paste the link to view the picture, thanks...
https://pacyber-li.brainhoney.com/Resource/21603633,27,0,34/Assets/HW10Q4.JPG
Click here to see answer by EdenWolf(517)

Question 966996: Copy and paste the link to view the picture... didnt know how to upload one here, thanks!
https://pacyber-li.brainhoney.com/Resource/21603633,27,0,34/Assets/HW10Q2.JPG
Click here to see answer by EdenWolf(517)

Question 966997: Copy and paste the link in the box to view the picture, thanks!
https://pacyber-li.brainhoney.com/Resource/21603633,27,0,34/Assets/HW10Q5.JPG
Click here to see answer by EdenWolf(517)

Question 966999: Copy and paste the text to view the picture, thanks.
https://pacyber-li.brainhoney.com/Resource/21603633,27,0,34/Assets/HW10Q3.JPG
Click here to see answer by EdenWolf(517)

Question 966971: graph y=2x^2+3x-1

Click here to see answer by EdenWolf(517)

Question 967068: How many solutions will this system of equations have?
y = -3.5x - 3.5
y = -3.5x + 3.5
Click here to see answer by stanbon(75887)

Question 967182: 1)Find the smallest integer p such that x^2-2x+p is always greater than 3. Show your working and explain clearly please. Also, can you explain clearly why the graph must be above the x-axis.Help pls.
2)Find the range of x that satisfies the inequality x^2-6x+9> or = to 0.
Please explain and show me the working step by step.
3)What is the quadratic inequality for the solution which x<-4 and x>8.Expain clearly and pls show me ur working. Thanks
Click here to see answer by josgarithmetic(39617)

Question 967191: Calculate the range of values of c for which 3x^2-9x+c>2.25 for all values of x.
Explain clearly why the graph must be above the x axis?
Click here to see answer by josgarithmetic(39617)

Question 967309: Could someone help me graph the following functions and find their points:
1. y=1/2cos(1/4*x)
2. y=-2-3sec(x-π/2)
These are separate graphs.
Thank you in advanced.
Click here to see answer by stanbon(75887)

Question 967310: d. Create a function that does the following:
� It touches the x-axis at two points, x = -3 and x = 1
� It begins above the x-axis
� It ends below the x-axis

Click here to see answer by josgarithmetic(39617)

Question 967349: Find the distance between the x-intercept and the y-intercept of the graph of the equation 5x - 12y = 60.
Click here to see answer by Alan3354(69443)

Question 967350: Find a if the point (3,a) is on the line that passes through (-2,7) and (5,-3).
Click here to see answer by rfer(16322)

Question 967350: Find a if the point (3,a) is on the line that passes through (-2,7) and (5,-3).
Click here to see answer by lwsshak3(11628)

Question 967375: are y=-2x+4 and y=2x+4 parallel, perpendicular or neither? can you show me what the graph looks like as well?
Click here to see answer by josmiceli(19441)

Question 967560: Graph the line with given slope y- intercept b.
m=6,b=-1
Click here to see answer by rfer(16322)

Question 967564: In the following problem, give the equation of the line with the given slope and y-intercept.
m=4,b=-3
Click here to see answer by rfer(16322)

Question 967634: Explain Why does a graph lies above the x-axis when y>0?
Click here to see answer by josgarithmetic(39617)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 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11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 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