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

Tutors Answer Your Questions about Graphs (FREE)

Question 1173304: Determine the following for each quadratic function shown below: the direction of opening, the coordinates of the vertex, the equation of the axis of symmetry, and the maximum/minimum value and when it occurs.
y=-x2+10x+7
y=-3x2+12x-17
Click here to see answer by ewatrrr(24785)

Question 1173302: Describe the transformations applied to the graph of y=x^2 to obtain the function f(x) = -3(x-2)^2+5 . Sketch it.
Click here to see answer by Boreal(15235)

Question 1173593: Find the Slope of the roof
A house is shown with a roof that slants up and right, changes direction at the center of the house, and slants down and right. The vertical height of the roof is labeled 7 ft. The horizontal distance of the roof is labeled 28 ft.
Click here to see answer by Boreal(15235)

Question 1173701: Graph all negative integers less than 5
Click here to see answer by ewatrrr(24785)

Question 1173728: what is the answer to 3:4=48:b
Click here to see answer by ewatrrr(24785)

Question 1173783: y= 5/8x -3
Click here to see answer by ikleyn(52778)

Question 1174152: Write an equation in standard form whose graph has m = 1, and y-intercept = 4.

Click here to see answer by ewatrrr(24785)

Question 1174155: In the equation by - 3x = 6, for what value of b does the graph of the equation have a slope of 3?

Click here to see answer by ewatrrr(24785)

Question 1174153: What do the lines with the equations:
x+2y=6
2x=-4y+10
y = -1/2x + 5
Answers to Choose From:
They are perpendicular.
They are all horizontal.
They are all vertical.
They each have a y-intercept of 0.
These are all the same line.
They are parallel.

Click here to see answer by ewatrrr(24785)

Question 1174154: Line l is perpendicular to the graph of 2x + 3y = 5, and has the same x-intercept as the graph of 2x + 3y = 5. Find the standard form of the equation whose graph is l.

Click here to see answer by ewatrrr(24785)

Question 1174151: The graphs of the equations 2x - By = 7 and Ax + 3y = 10 are both the same line.
2x - By = 7 and Ax + 3y = 10 are both the same line.

Click here to see answer by ewatrrr(24785)

Question 1174159: Change the equation, 5x + 5y + 4 = 0, to slope-intercept form.

Click here to see answer by Alan3354(69443)

Question 1174156: What do the lines with equations shown have in common?
y = -2x,
y = 3x,
y = 1/3x
Options to Choose From:

They are perpendicular.
They each have a y-intercept of 0.
They are all horizontal.
They are all vertical.
They are parallel.

Click here to see answer by josgarithmetic(39617)

Question 1174158: Find A and B if the graph of the equation Ax + 3y = B produces the same same line as the graph of the equation 2x + 6y =7.

Click here to see answer by josgarithmetic(39617)

Question 1174158: Find A and B if the graph of the equation Ax + 3y = B produces the same same line as the graph of the equation 2x + 6y =7.

Click here to see answer by ikleyn(52778)

Question 1174198: The student population of WOW learning center grows as a function of time.In 2014,there were 100 students enrolled and in 2018 there were 200 students enrolled in the center.How many students were enrolled in 2019?
A.What is independent and dependent variable?
B.what is the slope, y-intercept and the linear inquelities?
Click here to see answer by ikleyn(52778)

Question 1174195: A certain mobile company offers a monthly plan of Php 799 and an additional charge of Php 7.50 per minute when calling to other networks.How much is the monthly bill if the costumer made a 5 minute call to other networks?
A.What is the independent and dependent variable?
B.What is the slope,y-intercept and the linear inequalities?
Click here to see answer by Boreal(15235)

Question 1174252: A model rocket is launched from the roof of a building. Its flight path through the air is modelled by h(t)=-5t2+30t+10, where h(t) is the height of the rocket above the ground in metres and t is the time after launch in seconds.
Sketch a graph that represents the flight of the rocket (note the scale). The x axis is going up by 2 only until 8. The y-axis is going up by 20 until 60. For the graph example: https://docs.google.com/document/d/1Cl3HrcoR6jibNzxfDTIilS3imSplLY8nQUU0OpU9vLA/edit?usp=sharing
Click here to see answer by Alan3354(69443)

Question 1174247: The student population of WOW learning center grows as a function of time.In 2014,there were 100 students enrolled and in 2018 there were 200 students enrolled in the center. How many students were enrolled in 2019?
A.What is independent and dependent variable?
B.what is the slope, y-intercept and the linear inquelities?

Click here to see answer by ewatrrr(24785)

Question 1174255: A model rocket is launched from the roof of a building. Its flight path through the air is modelled by h(t)=-5t2+30t+10, where h(t) is the height of the rocket above the ground in metres and t is the time after launch in seconds. I've done all the questions for this question, except these two.
1. How high is this building?
2. When is this rocket 45m of the ground?
Click here to see answer by ikleyn(52778)

Question 1174276: The student population of WOW learning center grows as a function of time.In 2014,there were 100 students enrolled and in 2018 there were 200 students enrolled in the center. How many students were enrolled in 2019?
A.What is independent and dependent variable?
B.what is the slope, y-intercept and the linear inquelities?
C.What is the value of y?
Click here to see answer by ewatrrr(24785)

Question 1174406: Mavie has two jobs, her permanent job which pays Php 800 per day and her 2-hour part time job which pays her Php200 per day. How many days should she works to earn at least
Php10,000?
Click here to see answer by ikleyn(52778)

Question 1174409: Which point is a solution of the inequality 𝑦 ≤ 𝟐𝒙 + 𝟓?
A. (-3, 1) C. (1,9)
B. ( 2, 0) D. (0, 6)

Click here to see answer by math_helper(2461)

Question 1174410: The difference of the COVID-19 positive cases in Bagumbayan (B) and Lower Bicutan (L) in
Taguig City is not less than18. Which mathematical statement best describe the given
situation?
A. 𝐵 + 𝐿 ≥ 18 C. 𝐵 + 𝐿 ≤ 18
B. 𝐵 - 𝐿 > 18 D. 𝐵 - 𝐿 < 18

Click here to see answer by ikleyn(52778)

Question 1174479:
Click here to see answer by josgarithmetic(39617)

Question 1174531: Line l is perpendicular to the graph of 2x + 3y = 5, and has the same x-intercept as the graph of 2x + 3y = 5. Find the standard form of the equation whose graph is l.

Click here to see answer by Boreal(15235)

Question 1174530: Find A and B if the graph of the equation Ax + 3y = B produces the same same line as the graph of the equation 2x + 6y =7.
Click here to see answer by Boreal(15235)

Question 1174560: The graphs of the equations 2x - By = 7 and Ax + 3y = 10 are both the same line.
Find A and B.
Click here to see answer by ewatrrr(24785)

Question 1174560: The graphs of the equations 2x - By = 7 and Ax + 3y = 10 are both the same line.
Find A and B.
Click here to see answer by greenestamps(13198)

Question 1174411: The total amount Mark paid for 4 pcs notebooks and 10 pcs ball pens is less than Php300. If
each notebook costs Php12, what is the maximum cost of each ball pen in the nearest peso?
A. Php 23 C. Php 24
B. Php 25 D. Php 26

Click here to see answer by Boreal(15235)

Question 1174827: Y=(1/2) ^x
Graph
Click here to see answer by ikleyn(52778)

Question 1175010: Find the equation of the circle with radius 1 and center C(4, -6).
Click here to see answer by ikleyn(52778)

Question 1175011: Find the equation of the circle with radius 4 and center C(-6, -2)
Click here to see answer by ikleyn(52778)

Question 1175077: Tea Leaf Corp. mixes green tea that costs Php 76.00 per kg with mint tea that costs Php 62.50 per kg. How many kilograms of green tea should be mixed with 200 kg of mint tea to make a mixture worth Php 70.00 per kg?
Click here to see answer by josgarithmetic(39617)

Question 1175078: Happy Greetings company mixes two varieties of cards. Season cards cost Php 6.50 each, and regular cards Php 4.00 each. How many cards of each type should be included in an assortment of 25 cards that cost Php 140.00?
Click here to see answer by josgarithmetic(39617)

Question 1174408: In graphing linear inequalities, which of the following symbols can be used to shade the region below the boundary line of the coordinate plane?
A. > or ≥ C. ≤ or ≥
B. < or ≤ D. < or >

Click here to see answer by Edwin McCravy(20054)

Question 1175287: A(t)=3900(1/2)^(t/14)

Click here to see answer by ikleyn(52778)

Question 1175533: Copy and complete table below forth relation y=x2-2x-5 from -3 to 5
Click here to see answer by josgarithmetic(39617)

Question 1175626: Complete the table of values for the equation -2y+6x=-6
Click here to see answer by ikleyn(52778)

Question 1175648: x - y = -3

Click here to see answer by ewatrrr(24785)

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