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

Tutors Answer Your Questions about Graphs (FREE)

Question 69095: graph the inequality
y <-4
Click here to see answer by stanbon(57307)

Question 69094: write the equation ogf the line passing through (4,4) and (4,2).
Click here to see answer by stanbon(57307)

Question 69112: how many liters of a 10% acid solution must be mixed with a 50% acid solution in order to obtain 20 liters of a 30% solution?
Click here to see answer by checkley75(3666)

Question 69145: Write the equation of the line with given slope and y-intercept. Then graph each line using the slope and y-intercept.
Slope: -3/4; y-intercept: (0,8)
Click here to see answer by stanbon(57307)

Question 69044: find the x-intercepts nad y-intercepts for the given circle?
(x^2)+(y^2)-4x-6y+4=0 ??
Click here to see answer by jim_thompson5910(28593)

Question 69294: how do you "graph linear relations"
example.: 2x+5y=10
Click here to see answer by Earlsdon(6287)

Question 69296: Graphing Linear Realations:
graph the equation. Using the most suitable method.
y= -2/3x+5
please help me I am so lost

Click here to see answer by checkley75(3666)

Question 69350: two trains leave Dallas at 9:00am The eastboud train travels at 45mi/h. the westbound train travels at 60 mi/h. at what time will the two trains be 420 mi apart ?
Click here to see answer by stanbon(57307)

Question 69301: Between the ages of 11 and 18, you should get at least 1200 milligrams of calcium each day. One ounce of mozzarella cheese has 147 mg of calcium, and one ounce of swiss cheese has 210 mg. Suppose you wanted to eat no more than 8 ounces of cheese.
Draw a graph showing the possible amounts of each type of cheese you can eat and still get your daily requirement of calcium. Let x be the amount of mozzarella cheese and y be the amount of Swiss cheese.
Click here to see answer by stanbon(57307)

Question 69358: How do you graph the following:
y= 0.5x(squared) - 2.24x - 1.4
AND
y= 0.08x(cubed) - 1.62x(squared) + 6.72x
Click here to see answer by checkley75(3666)

Question 69443: Find the common difference of this sequence 1/2, 1/3, 1/6, 0
Click here to see answer by stanbon(57307)

Question 69562: Write the equation of the line with given slope and y-intercept. Then graph each line using the slope and y-intercept.
Slope: 5; y-intercept: (0,-2)
Click here to see answer by funmath(2925)

Question 69539:
Click here to see answer by funmath(2925)

Question 69565: In planning for a new item, a manufacturer assumes that the number of items prduced x and the cost in dollars C of producing these items are related by linear equation. Projections are that 100 items will cost $10,000 to produce and that 300 items will cost $22,000 to produce. Find the equation that relates C and x.
Click here to see answer by Earlsdon(6287)

Question 69655: x-2y<5
Click here to see answer by tutorcecilia(2152)

Question 69621: find the equation of a line that passes through the point (1,-4) and is parallel to the line 7x-6y=-4
Click here to see answer by checkley75(3666)

Question 69597: y=2x-4 find several solutions of the equation
Click here to see answer by checkley75(3666)

Question 69846: Solve the system by graphing.
x + y = 3
x + y = –1

Click here to see answer by bucky(2189)

Question 69840: Write the equation of the line passing through (3, –7) and (–6, –7).
Click here to see answer by Edwin McCravy(8908)

Question 69807: Write the equation in slope-intercept form
-x + 5y = 15

Click here to see answer by bucky(2189)

Question 69839: Write the equation of the line that passes through point (–2, 3) with a slope of –4.
Click here to see answer by checkley75(3666)

Question 69835: Find the slope of any line parallel to the line through points (15, 1) and (4, 2).
Click here to see answer by checkley75(3666)

Question 69822: Graph 3x + 2y = 6.
Click here to see answer by checkley75(3666)

Question 69822: Graph 3x + 2y = 6.
Click here to see answer by tutorcecilia(2152)

Question 69968: We are writing equations in slope, my problem is as follows
slope 3 and passes through {-3,-5}
please show us how this is done so I may help him with several problems..
Thank you , Kimberly
Click here to see answer by josmiceli(9671)

Question 69984: Plot the point with coordinates (–4, 3).
Click here to see answer by jim_thompson5910(28593)

Question 70024: Ok, i have always told me kids they can come to me with any question on homework...im in over my head here. I dont even remember working on this stuff...
If u can just direct me with a few examples i should be able to figure it out...thank you for any n all help
example of questions:
find equation of the line passing through the given points...
(1,5)(2,7) possible answers r --- y=2/3x+3 or y=1/2x-4
huh? please help me
Click here to see answer by stanbon(57307)

Question 70015: what is the y-intercept for x^2-2x-8
Click here to see answer by tutorcecilia(2152)

Question 70015: what is the y-intercept for x^2-2x-8
Click here to see answer by bucky(2189)

Question 70027: Please help me solve this problem: The graph of a^2 + 8a + 16 is?
Thank you!
Click here to see answer by stanbon(57307)

Question 69836: Graph the inequality.
x – y ≥ 2

Click here to see answer by ankor@dixie-net.com(15649)

Question 70056: Can you help me with this problem...solve the following system of linear inequalities by graphing...I did not have button on my computer which shows the line underneath the greater and less than sign in the problem.
x-2y<4
x>1
Click here to see answer by rapaljer(4667)

Question 70068: write the equation of the line with slope -5 and y-intercept (0, 5).
Click here to see answer by stanbon(57307)

Question 70071: I am trying to work this problem out...keep running into the wall...could please explain...the less and greater than sign has a line underneath.
solve the following sytem of linear inequalities by graphing.
x+2y<3
2x-3y<6
Click here to see answer by stanbon(57307)

Question 70156: Can you please explain how to graph the inequality...instructions...graph the inequality...it is suppose to be a line under the less and/or greater than sign to make it inequality.
3x + y < 5
Click here to see answer by stanbon(57307)

Question 70185: Find the equation of the line which is parallel and perpendicular to 3x – 2y = 6 and passes through the point (1,2).

Click here to see answer by Earlsdon(6287)

Question 70192: As a painter begins work, one fourth of a house has already been painted. Eight hours later, the house is two-thirds painted. Calculate the painter’s work rate (i.e.slope).

Click here to see answer by stanbon(57307)

Question 70200: Can you please help me with this problem- 2x-6y= 12
-3x+9y=12
I know you need to get one variable alone and then plug it into the other equation but I cannot figure it out.
Click here to see answer by stanbon(57307)

Question 70203: graph 2x-3y=12
Click here to see answer by stanbon(57307)

Question 70204: find the slope of (-5,-3) and (-5,2)
Click here to see answer by stanbon(57307)

Question 70202: How do you make a graph with eqation: y=-3/2x - 2 ?
Click here to see answer by stanbon(57307)

Question 70209: write equation in slope intercept form:
y + 2 = 4(x + 2)
Click here to see answer by Edwin McCravy(8908)

Question 70269: Hello. My name is Marcus Alvarez. I am very happy that I found this website. I really need help on graphing inequalities. I understand the concept, but the trick questions annoy me. I need help with -y<-x . I also need to understand how to graph that problem.
Thank You
Marcus Alvarez
Click here to see answer by josmiceli(9671)

Question 70312: If y varies directly with x, and y = 44 when x = 4, find the constant of variation k.
Click here to see answer by stanbon(57307)

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