Questions on Algebra: Linear Equations, Graphs, Slope answered by real tutors!

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Question 421851: graph x=4 please.
Click here to see answer by Theo(13342)

Question 421901: I have the problem y-3x-3=0
It is asking for slope, x-intercept, y-intercept and graphing. I have found the slope of 3/1 but am having trouble with the x and y intercepts. I came up with -1 for the y and 1 for the x, which I know are incorrect, please help, thank you.
Click here to see answer by Theo(13342)

Question 421958: What is the slope of the line that contains the points (�6, 3) and (4, �5)?

Click here to see answer by solver91311(24713)

Question 421958: What is the slope of the line that contains the points (�6, 3) and (4, �5)?

Click here to see answer by MathLover1(20849)

Question 422039: I cant remember how to do this but my question is "A cities population is about 763,000 and is increasing at an annual rate of 1.5%. Predict the population of the city in 50 years." Please help its for school and I'm behind as it is!
Click here to see answer by ankor@dixie-net.com(22740)

Question 422069: write an equation in slope-intercept form that satifies each condition
slope=3/4, y-intercept=8
slope=0.5, passess through (-1,7)
Click here to see answer by ewatrrr(24785)

Question 422068: state the slope and y-intercept of the graph of each equation
y=3x+2
-y=6x+4
Click here to see answer by ewatrrr(24785)

Question 422066: find the slope of the graph of the equation 2x+y=8
Click here to see answer by ewatrrr(24785)

Question 422075: Mrs. Jones and Mr. White were walking down Hard Dr and Tommy St. Their paths can be modeled by the following equation f(x)=2x-5 and f(x) =6x-4. When will they intersect
Click here to see answer by shree840(260)

Question 421975: find the x-intercept and the y-intercept of the line given by 4x+7y=28

find the slope and the y-intercept of the line given by 6x+3y=9
write the slope-intercept equation of the slope1/3 and y-intercept of(0,-6)
Click here to see answer by ewatrrr(24785)

Question 422180: The ordered pair (16,18) is the solution to which lineat equation?
A. Y = 2 + x
B. Y = x + 5
C. Y = x - 2
D. Y = x + 3
Click here to see answer by 1423(2)

Question 422186: Find the value of r so that the line through (4,5) and (r,3) has a slope of 2/3
Click here to see answer by mananth(16946)

Question 422195: Write a linear equation in slope-intercept form to model the situation: An internet company charges $4.95 a month plus $2.50 for each hour of use.
Click here to see answer by rfer(16322)

Question 422197: Write an equation in slope-intercept form that passes through (3,1) and has a y-intercept of -2
Click here to see answer by rfer(16322)

Question 422201: graph the equation using the slope and y-intercept
2x+y=4
Click here to see answer by rfer(16322)

Question 422201: graph the equation using the slope and y-intercept
2x+y=4
Click here to see answer by mananth(16946)

Question 422207: solve the system of equations by substitution
5x+y=-4
y=-x
Click here to see answer by rfer(16322)

Question 422207: solve the system of equations by substitution
5x+y=-4
y=-x
Click here to see answer by mananth(16946)

Question 422255: find the slope if it exists of the line containing the pair of points (5,0) and (0,-6)
Click here to see answer by algebrahouse.com(1659)

Question 422259: The product of 2 and some number is divided by 5 the result is 10 what is the number
Click here to see answer by shree840(260)

Question 422257: find the slope if it exists of the line containing the pair of points (3,-2) and (-10, -2)
Click here to see answer by blwinbbbles(106)

Question 422291: f(x)=9x

Click here to see answer by the_tutor2011(8)

Question 422420: Write an equation in slope intercept form for the line that has a slope of -4 and passes through (1,2)
Click here to see answer by stanbon(75887)

Question 422431: A 3-kg object is released from rest at a height of 5m on a curved frictionless ramp. At the foot of the ramp is a spring of force constant k=100/Nm. The object slides down the ramp and into the spring, compressing is a distance x before coming to rest.
(a)Find x.
(b)Does the object continue to move after it comes to rest? If yes, how high will it go up the slope before it comes to rest?

Click here to see answer by solver91311(24713)

Question 422464: What is the slope and y-intercept of y=3x-4
Click here to see answer by rfer(16322)

Question 422464: What is the slope and y-intercept of y=3x-4
Click here to see answer by jim_thompson5910(35256)

Question 422703: a rectangle has length (x-3)squared and width 4. the perimeter of the rectangle is 40. find the legth.
Click here to see answer by rfadrogane(214)

Question 422812: find the slope and y-intercept of the line y=6x+10
Click here to see answer by stanbon(75887)

Question 422816: Do the points (-6,5.25), (1,3) and (2.5,3.25 lie on the same line?
Click here to see answer by stanbon(75887)

Question 422862: Find an equation of the line in the slope-intercept form containing the point (1,-5) and perpendicular to the line 2x+y = -4
Click here to see answer by tutorcecilia(2152)

Question 422929: Write y = x + 7 in standard form using integers.
Click here to see answer by jim_thompson5910(35256)

Question 423108: solve for y and graph:
-5X + 6Y + 24 = 0

Click here to see answer by MathLover1(20849)

Question 423157: P(3,-7),Q(-1,-7)
Click here to see answer by Alan3354(69443)

Question 423159: M(7,2),N(-1,3)
Click here to see answer by Alan3354(69443)

Question 423153: J(-4,6),K(-4,2)
Click here to see answer by Alan3354(69443)

Question 423322: Find the slope of the line containing the given pair of points. If the line is undefined, state so. Please be sure to show all of your work.
(-4, -5) and (-4, 5)
Click here to see answer by jim_thompson5910(35256)

Question 423316: Find the x- and y-intercepts for the equation. Please show all of your work. Then graph the equation.
-x � 3y = 4
Click here to see answer by jim_thompson5910(35256)

Question 423354: your company has a small manufacturing plant that makes three types of bags for selling your cookies: 8 oz, 16 oz, and 32 oz bags. Each bottle requires the service of three departments: filling, labeling, and packaging. The filling, labeling, and packaging departments are allowed to use a total of 380, 330, and 120 person-hours per week, respectively. The time requirements for each bag type and department are specified in the table below. Determine how many of each type of bag your company must produce each week for the plant to operate at full capacity.
---------------------Time (hours)--------------
Department---8 oz Bag----16 oz Bag----32 oz Bag
Filling----------0.6----------1.0------------1.5
Labeling-------0.6----------0.9------------1.2
Packaging----0.2----------0.3------------0.5

Click here to see answer by ewatrrr(24785)

Question 423454: The question is When a number is decreased by 40% of itself is 306. What is the number?
I sovled the equation by letting x = the number
Then put 40% in decimal form .40 .
Sovle the equation x-.40=306
-.40=-.40
x= 665
but the answer is 510.
Please help me solve this equation.

Click here to see answer by Alan3354(69443)

Question 423448: solve the linear system and check your solution algebraically.
{ 2x - 3y = 8
x - 2y = 2
***please i really need your help ASAP! thankyou so much!
Click here to see answer by scott8148(6628)

Question 423447: solve the linear system and check your solution algebraically.
{ 2x - 3y = 8
x - 2y = 2
***please i really need your help ASAP! thankyou so much!
Click here to see answer by Gogonati(855)

Question 423506: Are the lines wtih the given slopes parallel?
m= -2/3, m = 2/3
Click here to see answer by jim_thompson5910(35256)

Question 423506: Are the lines wtih the given slopes parallel?
m= -2/3, m = 2/3
Click here to see answer by Alan3354(69443)

Question 423506: Are the lines wtih the given slopes parallel?
m= -2/3, m = 2/3
Click here to see answer by stanbon(75887)

Question 423508: The sales tax in one state is 7%. What is a function rule for finding the total cost of an item with selling price x. Then find the total cost of a CD player with a selling price of $150.
Click here to see answer by stanbon(75887)

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, 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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, 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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, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650, 25651..25695, 25696..25740, 25741..25785, 25786..25830, 25831..25875, 25876..25920, 25921..25965, 25966..26010, 26011..26055, 26056..26100, 26101..26145, 26146..26190, 26191..26235, 26236..26280, 26281..26325, 26326..26370, 26371..26415, 26416..26460, 26461..26505, 26506..26550, 26551..26595, 26596..26640, 26641..26685, 26686..26730, 26731..26775, 26776..26820, 26821..26865, 26866..26910, 26911..26955, 26956..27000, 27001..27045, 27046..27090, 27091..27135, 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30331..30375, 30376..30420, 30421..30465, 30466..30510, 30511..30555, 30556..30600, 30601..30645, 30646..30690, 30691..30735, 30736..30780, 30781..30825, 30826..30870, 30871..30915, 30916..30960, 30961..31005, 31006..31050, 31051..31095, 31096..31140, 31141..31185, 31186..31230, 31231..31275, 31276..31320, 31321..31365, 31366..31410, 31411..31455, 31456..31500, 31501..31545, 31546..31590, 31591..31635, 31636..31680, 31681..31725, 31726..31770, 31771..31815, 31816..31860, 31861..31905, 31906..31950, 31951..31995, 31996..32040, 32041..32085, 32086..32130, 32131..32175, 32176..32220, 32221..32265, 32266..32310, 32311..32355, 32356..32400, 32401..32445, 32446..32490, 32491..32535, 32536..32580, 32581..32625, 32626..32670, 32671..32715, 32716..32760, 32761..32805, 32806..32850, 32851..32895, 32896..32940, 32941..32985, 32986..33030, 33031..33075, 33076..33120, 33121..33165, 33166..33210, 33211..33255, 33256..33300, 33301..33345, 33346..33390, 33391..33435, 33436..33480, 33481..33525, 33526..33570, 33571..33615, 33616..33660, 33661..33705, 33706..33750, 33751..33795, 33796..33840, 33841..33885, 33886..33930, 33931..33975, 33976..34020, 34021..34065, 34066..34110, 34111..34155, 34156..34200, 34201..34245, 34246..34290, 34291..34335, 34336..34380, 34381..34425, 34426..34470, 34471..34515, 34516..34560, 34561..34605, 34606..34650, 34651..34695, 34696..34740, 34741..34785, 34786..34830, 34831..34875, 34876..34920, 34921..34965, 34966..35010, 35011..35055, 35056..35100, 35101..35145, 35146..35190, 35191..35235, 35236..35280, 35281..35325, 35326..35370, 35371..35415, 35416..35460, 35461..35505, 35506..35550, 35551..35595, 35596..35640, 35641..35685, 35686..35730, 35731..35775, 35776..35820, 35821..35865, 35866..35910, 35911..35955, 35956..36000, 36001..36045