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

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Question 124854: 30x+50y-100=0
3x-15y-30=0
Click here to see answer by stanbon(75887) About Me 
Question 124859: the solution to finding the line intercept for the problem 11y=3x+10
Click here to see answer by solver91311(24713) About Me 
Question 124874: Solve the following system by substitution
5x-2y= -5
y-5x=3

Click here to see answer by iluvbuilding429(41) About Me 
Question 124871: Find the values for m and b in the following system so that the solution to the system is (-3,4)
5x+7y=b
mx+y=22

Click here to see answer by iluvbuilding429(41) About Me 
Question 124912:
Solve the system by addition. 4x – 6y = –1 8x + 3y = 3
Click here to see answer by checkley71(8403) About Me 
Question 124926: The following pie chart represents the eye color of students in a certain class.
other=17% blue = 33% brown = 50%
If there were 82 students in the class, how many students had brown eyes?
Click here to see answer by stanbon(75887) About Me 
Question 124926: The following pie chart represents the eye color of students in a certain class.
other=17% blue = 33% brown = 50%
If there were 82 students in the class, how many students had brown eyes?
Click here to see answer by checkley71(8403) About Me 
Question 124921: Are the following lines parallel, perpendicular, or neither? L1 with equation x – 2y = 10 L2 with equation 2x + y = 2
Click here to see answer by stanbon(75887) About Me 
Question 124921: Are the following lines parallel, perpendicular, or neither? L1 with equation x – 2y = 10 L2 with equation 2x + y = 2
Click here to see answer by checkley71(8403) About Me 
Question 124919: Write the equation of the line that passes through point (–4, –17) with a slope of 3.
Click here to see answer by josmiceli(19441) About Me 
Question 124919: Write the equation of the line that passes through point (–4, –17) with a slope of 3.
Click here to see answer by stanbon(75887) About Me 
Question 124901: x+y=1
2x+y=4
Click here to see answer by chitra(359) About Me 
Question 124914: Solve the system by addition. x + y = 9 x – y = 9
Click here to see answer by bucky(2189) About Me 
Question 124929: The perimeter of a rectangle is to be no greater than 300 in., and the length must be 125 in. Find the maximum width of the rectangle.
Click here to see answer by josmiceli(19441) About Me 
Question 124938: Solve. 5(x – 5) + 8x = 9x – 25
Click here to see answer by jim_thompson5910(35256) About Me 
Question 124937: Solve. 5(x – 9) – 4x = x – 7
Click here to see answer by jim_thompson5910(35256) About Me 
Question 124928: Which of the ordered pairs (–12, 3), (3, 0), (–12, –3), (–22, 5)are solutions for the equation x + 5y = 3?
Click here to see answer by jim_thompson5910(35256) About Me 
Question 124927: graph of x = 3.
Click here to see answer by jim_thompson5910(35256) About Me 
Question 124913: Solve the system by addition. 5x – 3y = 13 4x – 3y = 11
Click here to see answer by jim_thompson5910(35256) About Me 
Question 124909: Solve the system by substitution. 3x – y = –7 x + y = –9
Click here to see answer by jim_thompson5910(35256) About Me 
Question 124907: Solve the system by addition or substitution. 3x – 4y = 8 6x – 2y = 10
Click here to see answer by jim_thompson5910(35256) About Me 
Question 124936: A principal of $5000 was invested in a savings account for 4 years. If the interest earned for the period was $400, what was the annual interest rate?
Click here to see answer by stanbon(75887) About Me 
Question 124936: A principal of $5000 was invested in a savings account for 4 years. If the interest earned for the period was $400, what was the annual interest rate?
Click here to see answer by checkley71(8403) About Me 
Question 124935: The length of a rectangle is 2 cm more than twice its width. If the perimeter of the rectangle is 52 cm, find the dimensions of the rectangle.
Click here to see answer by iluvbuilding429(41) About Me 
Question 124930: A home purchased for $300,000 depreciated 8% over a 1-year period. What was the value of the home at the end of the year?
Click here to see answer by bucky(2189) About Me 
Question 124950: Solve the following system by graphing:
x-2y=8
3x-2y=12
Equation 1 in slope intercept form:



y-intercept as an ordered pair =>
x-intercept as an ordered pair =>
Equation 2 in slope intercept form:

y-intercept as an ordered pair =>
x-intercept as an ordered pair =>

Graph of the system:


What is the solution for this system?

PLEASE HELPL ME I AM SOO CONFUSED!!!!!

Click here to see answer by jim_thompson5910(35256) About Me 
Question 124951: Solve the following system by graphing:
3x-6y=9
x-2y=3
Equation 1 in slope intercept form:


y-intercept as an ordered pair =>
x-intercept as an ordered pair =>
Equation 2 in slope intercept form:


y-intercept as an ordered pair =>
x-intercept as an ordered pair =>

Graph of the system:


What is the solution for this system?

What type of system is this?
dependant
i need all the help i can get
Click here to see answer by jim_thompson5910(35256) About Me 
Question 124934: Allen bought 30 stamps at the post office in 39¢ and 24¢ denominations. If the total cost of the stamps was $9.90, how many 39¢ stamps did Allen buy?
Click here to see answer by checkley71(8403) About Me 
Question 124958: Find the following for 3x-6y=9

y-intercept as an ordered pair =>

x-intercept as an ordered pair =>


Click here to see answer by jim_thompson5910(35256) About Me 
Question 124959: Find the following for x-2y=3

y-intercept as an ordered pair =>

x-intercept as an ordered pair =>


Click here to see answer by jim_thompson5910(35256) About Me 
Question 124965: g(x) = 5x/2^2+1
Click here to see answer by chitra(359) About Me 
Question 124910: Lane invested $10,000, part at 15% and part at 14%. If the total interest at the end of the year is $1,430, how much did she invest at 15%?
Click here to see answer by checkley71(8403) About Me 
Question 125040: Multiply.
(4xy3) ( 2x2y )( 5xy2)
Click here to see answer by stanbon(75887) About Me 
Question 125058: 2x=y+1
Click here to see answer by MathLover1(20849) About Me 
Question 125042: Combine like terms.
6a2 + 4a + 5 + 3a2 + 7a – 2
Click here to see answer by edjones(8007) About Me 
Question 125039: Solve. 5x – 0.89 = 4(x – 0.71)
Click here to see answer by edjones(8007) About Me 
Question 125038: 3x+y=5
Click here to see answer by checkley71(8403) About Me 
Question 125044:

Evaluate 2m-5n/n+3p if m = –2, n = 4, and p = –1.

Click here to see answer by praseenakos@yahoo.com(507) About Me 
Question 125044:

Evaluate 2m-5n/n+3p if m = –2, n = 4, and p = –1.

Click here to see answer by checkley71(8403) About Me 
Question 125071: solve by graphing
2x-y=4
2x-y=6
Click here to see answer by Fombitz(32388) About Me 
Question 125105: write the equation of the line with slope -1/2 and y-intercept (0,3)
Thanks for all your help
Click here to see answer by heidi_1_1(5) About Me 
Question 125119:
Please Help Me With this Equation y-20=5%2F8%284%29%2Bb
Click here to see answer by checkley71(8403) About Me 
Question 124905: Corporation Wally Mart allows each of its traveling employees an amount of money per day for a hotel room and food expenses. One employee travels for 4 days and 4 nights and is allotted $480 while another employee travels for 3 days and 2 nights and is allotted $270. a) Give the system of equations for solving this situation. b) Find the amount allowed for a hotel room and daily food expenses
Click here to see answer by ankor@dixie-net.com(22740) About Me 
Question 125166: Find the x and y intercept

x-2y=8
Click here to see answer by jim_thompson5910(35256) About Me 
Question 125167: Find the x and y intercept

3x-2y=12
Click here to see answer by jim_thompson5910(35256) About Me 
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