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

Tutors Answer Your Questions about Graphs (FREE)

Question 184361: Janet needs to travel 275 miles for a conference. She needs to be at the conference in no more than 5.5 h. What us the slowest average speed that she can drive and still arrive at the conference on time?
Click here to see answer by checkley77(12844)

Question 184416: Solve the inequality |2x -4| < 10. Write the solution in interval notation and graph it.
Click here to see answer by solver91311(24713)

Question 184452: Find the standard equation of the circle passing through a given point with a given center.
center (1,4)and passing through (-3,-2)
Click here to see answer by Alan3354(69443)

Question 184452: Find the standard equation of the circle passing through a given point with a given center.
center (1,4)and passing through (-3,-2)
Click here to see answer by stanbon(75887)

Question 184415: Graph the solution set of x + 2y less than or equal to 3
x + 2y is less than or equal to 4
Click here to see answer by jojo14344(1513)

Question 184460: Graph y=2/3x-2
Click here to see answer by jim_thompson5910(35256)

Question 184548: It says solve the system of equations by the addition method.
-6x+y=5
5x-4y=-20
Type the answer as an ordered pair. N for no solution or I for infinitely many solutions.
Click here to see answer by checkley77(12844)

Question 184549: I need help. It says to use the slope intercept form to graph the equation.
y=4/5x-3
Click here to see answer by Fombitz(32388)

Question 184556: I need help. It says given the following function, find f(-3), f(0), and f(1).
f(x)=x^2-4
f(-3)=
f(0)=
f(1)=
Thanks
Click here to see answer by checkley77(12844)

Question 184555: I need help. It says use the slope intercept method to graph the equation 4x+5y=20.
Thanks
Click here to see answer by checkley77(12844)

Question 184557: I'm not sure about this.
Determine whether the pair of lines is parallel, perpendicular, or neither.
x-4y=-2
y=9x-4
Choose the correct answer below.
A. The two lines are neither parallel nor perpendicular
B. More information is needed.
C. The two lines are parallel.
D. The two lines are perpendicular.
Click here to see answer by checkley77(12844)

Question 184559: I need help please.
Complete each ordered pair so that it is a solution of the given linear equation.
x-2y=-5;( ,-3),(-9, )
The first ordered pair is ( ,-3)
The second ordered pair is (-9, )
Thank u!
Click here to see answer by checkley77(12844)

Question 184558: I'm not sure about this.
Graph the linear equation by finding and plotting its intercepts.
y=-5x
Thanks
Click here to see answer by solver91311(24713)

Question 184558: I'm not sure about this.
Graph the linear equation by finding and plotting its intercepts.
y=-5x
Thanks
Click here to see answer by checkley77(12844)

Question 184558: I'm not sure about this.
Graph the linear equation by finding and plotting its intercepts.
y=-5x
Thanks
Click here to see answer by vleith(2983)

Question 184565: Find the domain and the range of the given relation.
{(2,3),(-7,0),(4,-6),(-6,4)}
The domain is -
The range is -
Click here to see answer by user_dude2008(1862)

Question 184563: Find the slope of the line.
9x+y=2
m=

Simplify your answer. Type as an integer or a fraction. Type N if the slope is undefined.
Click here to see answer by jim_thompson5910(35256)

Question 184611: Graph the linear equation.
x=-4
Click here to see answer by vleith(2983)

Question 184628: Graph the linear equation.
x=3
Click here to see answer by solver91311(24713)

Question 184625: Find the domain and the range.
{(8,5),(-4,-5),(7,4),(4,7)}
Click here to see answer by solver91311(24713)

Question 184630: Find the slope of the line if it exist. Type as integer or fraction. Simplifiy. Use N for no solution.
(2,1)
(2,-4)
Click here to see answer by solver91311(24713)

Question 184621: Find the slope of the line that goes through the given points.
(8,-5) and (-5,-6)
m=
Type an integer or fraction. Simplify. Use N for slope is undefined.
Click here to see answer by jim_thompson5910(35256)

Question 184646: Please help with this inequality. I am confused.
5<3+2<=9
Click here to see answer by Alan3354(69443)

Question 184652: Please lend a hand in helping me with inequalities. Thanks
x-7<=-1 or -2x+6<=-2
Click here to see answer by stanbon(75887)

Question 184649: Please help with inequalities
3x-2>=10 or x-6<=-4
Click here to see answer by HyperBrain(694)

Question 184737: I just don't understand!
It says to graph the linear equation by finding and plotting its intercepts.
y=-2x
Click here to see answer by Mathtut(3670)

Question 184745: It says to solve using the addition method. ???
-2x+y=-6
2x-3y=-2

Thnx
Click here to see answer by user_dude2008(1862)

Question 184748: SOLVE USING THE SUBSTITUTION METHOD, WHATEVER THAT MEANS.
x=11y=51
3x+6y=18
Click here to see answer by Alan3354(69443)

Question 184779: Soybean meal is 16% protein;cornmeal is 8% protein .How many pounds of each should be mix together in order to get 320-lbs mixturethat is 13% protein.
How many pounds of soybean should be in the mixture._____
How many pounds of cornmeal should be in the mixture._____

Click here to see answer by checkley77(12844)

Question 184799: Graph the linear equation? How do I do that?

-6x+7y=14

Click here to see answer by Alan3354(69443)

Question 184804: It says to plot the intercepts to graph the equation???
7x-3y=-21
Click here to see answer by jim_thompson5910(35256)

Question 184853: Find the slope of the line
4x+y=2

Click here to see answer by jim_thompson5910(35256)

Question 184855: Decide if the pair of lines is parallel, perpendicular, neither or if more info is needed?
x-9y=-6
y=5x-7
Click here to see answer by alaccalac(13)

Question 184855: Decide if the pair of lines is parallel, perpendicular, neither or if more info is needed?
x-9y=-6
y=5x-7
Click here to see answer by solver91311(24713)

Question 184852: Write an equation of the line with the given slope, m, abd the y intercept (0,b)

m=-7, b =-1/5
y =
Click here to see answer by alaccalac(13)

Question 184858: Find the slope of the line if it exist.
(2,1)
(2,-4)
Click here to see answer by alaccalac(13)

Question 184858: Find the slope of the line if it exist.
(2,1)
(2,-4)
Click here to see answer by solver91311(24713)

Question 184798: Find the slope of the line if it exist.

(2,1)
(2,-4)
Click here to see answer by alaccalac(13)

Question 184860: Says to graph the linear equation. Keeps telling me my points are wrong.
-6x+7y=14
Click here to see answer by alaccalac(13)

Question 184867: Find the slope.

(2,0)
(0,-5)
Click here to see answer by alaccalac(13)

Question 184797: Solve the system of equations by the substitution method.
x+11y=51
3x+6y=18
So are you saying there is no solution?
Click here to see answer by ankor@dixie-net.com(22740)

Question 184888: Use a graphing calculator to find the relative minimum, maximum and zeros of y=3x^3 +15x^2-12x-60
Click here to see answer by solver91311(24713)

Question 184869: Use slope intercept to graph the equation. I don't know what my points should be!
y=8/7x-1
Click here to see answer by Earlsdon(6294)

Question 184884: Please solve: Find the zeros of f(x)=(x+3)^2(x-5)^6 and state the multiplicity.
Click here to see answer by HyperBrain(694)

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, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 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, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975