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

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Question 972121: Graph each relation state its' domain and range:
x=-3.

I am so lost! i know we need 5 points but I am so confused!
Click here to see answer by 30ID11NO78(1)

Question 972378: find the amount that should be invested now to accumulate $7,100.00 at 6.5% compounded quarterly for 12 years.
Click here to see answer by lwsshak3(11628)

Question 972435: Find the values of c such that the line with equation y=2x+c is tangent to the circle with equation x^2+y^2=36
Click here to see answer by josgarithmetic(39617)

Question 972365: Three friends are planning to visit each other. To optimize travel time, they want the meeting place to be equidistant from the three different cities they live in. The cities are located at A(-16, -1), B(1, 6), and C(1, -18). What are the coordinates where the meeting should take place?
help me please thank you show work please.:)
Click here to see answer by josmiceli(19441)

Question 972422: Find the area between y = −x^2−11 x−18 and the x-axis.
Click here to see answer by Alan3354(69443)

Question 972421: Find the area between y = x^3+x^2−20 x and the x-axis.
Click here to see answer by Fombitz(32388)

Question 972492: z+8>11 solve for z
Click here to see answer by Alan3354(69443)

Question 972516: The graph of y = n ( 16−x2 ) is shown.
http://imgur.com/sBaSvn9

If the shaded area is equal to 86, find the value of n.
Click here to see answer by rothauserc(4718)

Question 972516: The graph of y = n ( 16−x2 ) is shown.
http://imgur.com/sBaSvn9

If the shaded area is equal to 86, find the value of n.
Click here to see answer by Alan3354(69443)

Question 972686: How do you graph the slope when you have both variables on the same side?
Click here to see answer by Alan3354(69443)

Question 972717: Find the area between y = x^3−81 x and the x-axis
Click here to see answer by Alan3354(69443)

Question 972714: Find the area between y = −x^2−x+30 and the x-axis
Click here to see answer by Alan3354(69443)

Question 972826: Hi all, I'm trying to get my head around a graphing question. It's a function f:x where
The domain is and
Thanks in advance, I'm scratching my head!!
Click here to see answer by josmiceli(19441)

Question 972857: f(x) = -9x2 + 2x + 4. I am having trouble finding an aproximate value for f(x)=0
Click here to see answer by Boreal(15235)

Question 972857: f(x) = -9x2 + 2x + 4. I am having trouble finding an aproximate value for f(x)=0
Click here to see answer by solver91311(24713)

Question 972896: 2. Use the relation {(�4, 3), (�1, 0), (0, �2), (2, 1), (4, 3)} to answer the following questions.
a. Graph the relation.
b. State the domain of the relation.
c. State the range of the relation.
d. Is the relation a function? How do you know?
Click here to see answer by solver91311(24713)

Question 973058: Identify the solution(s) of the system of equations, if any.
-3x-4y=2
8y=-6x-4

Click here to see answer by MathLover1(20849)

Question 973055: Identify the solution(s) of the system of equations, if any.
4x + 4y = 4
y = 5 - 5x

Click here to see answer by MathLover1(20849)

Question 973054: Which set of points are on the line y = 8x - 1?
Click here to see answer by Alan3354(69443)

Question 973513: How do you find the vertex and axis of symmetry of the graph of the function for these two problems:
1) g(x) = 4x squared - 48x + 7
2) j(x) = -2x squared + 21x - 7
Thanks.
Laura
Click here to see answer by josgarithmetic(39617)

Question 973546: The range of real values of �x� satisfying the inequality 3x � 2 > 7 and 4x � 13 > 15 is:
(a) X > 3 (b) x > 7 (c) x < 7 (d) x <3
Click here to see answer by Fombitz(32388)

Question 973061: what is the graphed function? f(x)= -2 for x < 1
Click here to see answer by Fombitz(32388)

Question 973799: (1, −19), (−2, −7)
Click here to see answer by Alan3354(69443)

Question 973808: Graphing solutions X=-3 step by step
Click here to see answer by stanbon(75887)

Question 973811: Please Help!!!!
x-y=1
x^2+y^2=5

The point (x y) is in the 3rd quadrant of the xy- plane and satisfies the equations above. What is value of y?
Click here to see answer by stanbon(75887)

Question 973889: Hi
I tried this problem but still do not have the answer.
Sketch the graph of the equation y=3x-3 on the rectangular coordinate system. Could you send the solution.
Click here to see answer by MathLover1(20849)

Question 973890: (x+5) (x-5)=
(a-b) (a-b)=
(x+y) (x-y)=
Click here to see answer by Alan3354(69443)

Question 973967: if you are trying to decide which phone company to choose for your business. Company Static will charge you $170 per month while Company Ringer will charge you $89 per month plus $.18 per minute.

Click here to see answer by Boreal(15235)

Question 973974: solve the system of inequalities by graphing
y<=-2x+2
y>2x-3
Click here to see answer by stanbon(75887)

Question 974012: write an equation in slope intercept form of the line satisfying the given conditions the line passes through (7,-2) and is parallel to the line whose equation is y=4x+3
Click here to see answer by Alan3354(69443)

Question 974077: How many times does the graph of f(x) = cos(x) intersect the graph of g(x) = cos(2x) in the interval [0, 2 pi]?
Click here to see answer by Edwin McCravy(20054)

Question 974076: Line that passes through (-1,2) and is perpendicular to x-2y=4
Click here to see answer by Alan3354(69443)

Question 974250: graph the equation to solve the system problem one y=1/3x+1 and y=-1/2x-4.
problem two y=-1/2x and y=-1/3x+1.
problem three y=1/3x +2 and y=-1/3x-2.
Please show me the graph and how you got the answer.
Are they no solution, one solution, all numbers on the line, I don't understand how to solve the problem in order to graph it.
Please help if you can. Marisa
Click here to see answer by stanbon(75887)

Question 974298: Slope of line joining A(5,1) and B(3,4)
Click here to see answer by farohw(175)

Question 974297: draw the graph of equation y=square of (x)+4x+4

Click here to see answer by Fombitz(32388)

Question 974440: determine graphically the x value when y=7 in the given equation: y=7
Click here to see answer by Fombitz(32388)

Question 974632: Graph the slope 2x+6=3y
Click here to see answer by algebrahouse.com(1659)

Question 974655: Hi.
3x+2y=6; (6,7)
Please help me
Click here to see answer by Alan3354(69443)

Question 974843: Please help me solve this,
For the relation, state if it is a function, state the domain & range, and graph it.

Click here to see answer by lwsshak3(11628)

Question 973758: yyur
yyub
icur
yy4me
Click here to see answer by EdenWolf(517)

Question 974795: Can and when do piecewise functions have a limit at a point of discontinuity? Thank you.
Click here to see answer by solver91311(24713)

Question 974960: The Best Theme Park sold 130 tickets in an hour and made $5,300 from ticket sales. An adult ticket sells for $50.00. A child ticket sells for $20.00.
Let x = the number of adult tickets and y = the number of child tickets. The system below represents this situation.
x + y = 130
50x + 20y = 5300
Graph the system to find the solution. Write the solution as an ordered pair rounded to nearest whole number.
Click here to see answer by harpazo(655)

Question 974989: Graph the inequality 2x + 3y > 6 on a separate piece of paper. List in the answer box:
Click here to see answer by Alan3354(69443)

Question 975105: I have two points, (7,-3) and (-3,1). How do i write that in standard form?

Click here to see answer by MathLover1(20849)

Question 975271: what is the step by step solution for graphing y=x^2-6x
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, 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