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

Tutors Answer Your Questions about Graphs (FREE)

Question 935714: 15:25::5:?
Click here to see answer by Alan3354(69443)

Question 935586: Graph the system of inequalities
-2x+3y>or = to -12
X+y<3
Click here to see answer by MathLover1(20849)

Question 935768: Find the domain of the inequality √(x+3) ≤ x+1..Draw the graph to find the the common point(if any).
Click here to see answer by Theo(13342)

Question 935863: Solve √((x+3) ≥ x+1..Graph to find the point of intersection (if any).
Click here to see answer by josgarithmetic(39617)

Question 936179: Question #1:
? how to plot points (1,8) and (4,-3) on a line. Please provide an graph showing this.
Question #2:
A line passes through the points (-10,-4) and (-1,2). What is the y intercept?
Thank you.
nbnicole87@verizon.net
Click here to see answer by Theo(13342)

Question 936327: Given f(x)=-3x^2+5
a) Graph f and its inverse.
b)Determine the equation of the inverse of f.
c)State the domain and range of f and its inverse
Click here to see answer by josgarithmetic(39617)

Question 936440: Josef is on the planning committee for the eighth grade party. The food, decoration, and entertainment costs a total of $350. The committee has $75 already. If the committe sells the tickets for $5 each, at least how many tickets must be sold to cover the remaining cost of the party?

Click here to see answer by TimothyLamb(4379)

Question 936485: Use the following ordered pairs: (-5,5), (-5,-8), (8,5)
1. Calculate each side of the triangle that is formed by these points
2. Calculate the slope of each side of the triangle
3. Do the points form a right triangle? Verify your findings using two methods (one related to side length and one related to the slope of the lines)
4. Is the triangle formed symmetric in any way? If so, how? (Over an axis/origin)?
5. Is this triangle isosceles?
Click here to see answer by Alan3354(69443)

Question 936666: If F (x) = 5 (x+2), then what is f (0)
Click here to see answer by Alan3354(69443)

Question 936677: if the equation y = |x| is graphed and then moved up 3 points on the y-axis, what will be the equation of the new graph?
Click here to see answer by TimothyLamb(4379)

Question 936678: f(x)=2-4x, what is f(-2)
Click here to see answer by TimothyLamb(4379)

Question 936679: -2x is less than or equal to 6
Click here to see answer by Fombitz(32388)

Question 936681: which set of ordered pairs represents a function and why?
A. {(22,5),(23,10),(22,7),(23,5)}
B. {(22,5),(26,10),(23,7),(23,5)}
C. {(22,10),(23,10),(24,7),(25,5)}
D. {(24,10),(23,6),(22,7),(24,5)}
Click here to see answer by Fombitz(32388)

Question 936689: f (x) = 2x/3, what is f (4)
4x=2(4)
-----
3
4=8/3
please help is my answer correct?
Click here to see answer by rothauserc(4718)

Question 936692: y = /x/-3
how do you graph this
Click here to see answer by Alan3354(69443)

Question 936697: Maria is having a birthday party for her friend Miguel. A total of 50 people will be at the party. She currently has 8 sodas. what inequality can be used to determine how many 12-packs of soda (x) she should buy so that each person can have at least two sodas?
I don't understand how to write the equation for this, please assist me?
Click here to see answer by TimothyLamb(4379)

Question 936785: -3x-4y=12 this is the problem I really have trouble with graphing this kinds of problem so I would be glad if u gave me the division with the steps and do u just Makeep up ur own number like for ex:-3(-6)-4y=12
Click here to see answer by josgarithmetic(39617)

Question 936986: Graph: y=3+2sin2x
Click here to see answer by Fombitz(32388)

Question 937131: Solution!How do i solve this inequality? 6/x-1 - 6/x>1??I know i have to subtract 1 to both sides,but whats next?
Click here to see answer by lwsshak3(11628)

Question 937112: draw the graph of the relation defined by y=3x
-1

Click here to see answer by Fombitz(32388)

Question 937366: Answer to 6x + 7y = 84
Click here to see answer by Alan3354(69443)

Question 937443: what is the graph and answer to y<-3x+4
how to you solve this problem: -2x+6y<6 Use two intercept method and use in a graph, written in standard form.
Thank you
Click here to see answer by stanbon(75887)

Question 937376: I left my Algebra 1 textbook at school, thinking that I wouldn't need it for my homework. I forgot that I have fifteen problems from it I need to do for homework tonight. It isn't a matter of a difference in my letter grade, but I really dislike the idea of not doing my homework. If you have the textbook or can find something helpful online, that would be great! I need the odd-numbered practice problems 15-41 in 6.5 from page 363. Thanks!!!
Click here to see answer by Fombitz(32388)

Question 937344: Graph the inequalities of 9x+8y<72 and -7x-4y<=28 to find their solution set. Also find there point of intersection from shading
Click here to see answer by TimothyLamb(4379)

Question 937600: Graph the equation.
y=4
Click here to see answer by jim_thompson5910(35256)

Question 937572: Can someone show me how this is done, have a bunch of home work ? just like this one.
The graph of f(x)= ∛x is shifted four units to the left and ﬁve units down.
Click here to see answer by josgarithmetic(39617)

Question 937573: Can someone show me how this is done, have a bunch of home work ? just like this one.
The graph of f(x) = √x is horizontally stretched by a
factor of 0.5, reflected in the y axis, and shifted two units
to the left.

Click here to see answer by josgarithmetic(39617)

Question 937650: How do I set up inequality and solve. 2*-9<-2 I am very confused any help would be great need details on what to do thank you very much
Click here to see answer by stanbon(75887)

Question 937686: Can some one show me on this example how to do this so that I may understand my homework little better?
The graph of f(x) = √x is shifted six units up, reﬂected in
the x axis, and vertically shrunk by a factor of 0.5.
Click here to see answer by josgarithmetic(39617)

Question 937684: The graph of f(x) = x^2 is reflected in the x axis, vertically stretched by a factor of 2, shifted four units to the left, and shifted two units down.
Click here to see answer by TimothyLamb(4379)

Question 937708: Find the domain of the indicated function.
Express answers in both interval notation and inequality notation.
f(x) = 4 � 9x + 3x^2
Click here to see answer by TimothyLamb(4379)

Question 937709: ﬁnd the domain of the indicated function.
Express answers in both interval notation and inequality notation.

L(u) = √(3u^2 )+4
Click here to see answer by MathLover1(20849)

Question 937703: I have a graph but I am unsure on how to show it to ya'll

(A) Find f(-2) to the nearest integer.
(B) Find all values of x, to the nearest integer, so that f(x) = -4.
Click here to see answer by richard1234(7193)

Question 937726: find the slope of the line that passes through each pair of points. (3/4,5) , (5/4,2)
Click here to see answer by lwsshak3(11628)

Question 937737: How do you find the domain for (x+2)+(x^2-x-6), the answer is -2
Click here to see answer by MathLover1(20849)

Question 937725: find the slope of the line that passes through each pair of points (-3,-1),(-1,5)
Click here to see answer by MathLover1(20849)

Question 937830: One Number is five less than twice a second number. If the sum of the number is 88 what is their product?

Click here to see answer by stanbon(75887)

Question 937847: How do you find the domain of: (f + g)(x), if f(x)=x+2, g(x)=x^3-1. Specifically, how do you determine it step by step?
Click here to see answer by MathLover1(20849)

Question 937850: What is the domain of the equation: (x^3-x^2+2x-1)+(x^3+1) and how do you know that it is that domain?
Click here to see answer by MathLover1(20849)

Question 937856: Set up an inequality and solve. Give your answer in interval notation.
The difference of twice a number and nine is less than negative two.

Click here to see answer by TimothyLamb(4379)

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, 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, 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