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

Tutors Answer Your Questions about Graphs (FREE)

Question 387360: Find the x- and y-intercepts and graph the equation plotting the intercepts. Please show all of your work.
Click here to see answer by Alan3354(69443)

Question 387358: Given the linear equation y=-2/3x+1, find the y-coordinates of the points (-6, ), (-3, ), and (3, ). Please show all of your work. Plot those points and graph the linear equation.
Click here to see answer by Alan3354(69443)

Question 388873: Line AB has a slope of -3/2<--(fraction). line CD is parallel to line AB. what is the slope of line CD? briefly explain the reasoning behind your answer.
Click here to see answer by robertb(5830)

Question 388867: graph the function
y=[-3x]-1
Click here to see answer by haileytucki(390)

Question 388870: "Is it possible to find the maximum and minimum values (if any) of the given linear expressions subject to their given constraints?" There is no objective function given therefore I am finding it difficult. If there is a solution could you help me please? Thank you and have a happy new year.
x≥0
y≥0
3x+4y<17
3x-y<2
5x-2y
Click here to see answer by Fombitz(32388)

Question 388960: I need help with the following problems. Solve each of the following for slope intercept form, then graph the line by plotting the y intercept and counting the slope.
1. 4x-2y=8
2. 3x+4y=12

Click here to see answer by stanbon(75887)

Question 388869: I am not really sure how to go about answering this question as there is no given objective function to work out the maximum and minimum values of the given constraints. So my question is, "Is it possible to find the maximum and minimum values (if any) of the given linear expressions subject to their given constraints?" If there is could you help me please? Thank you and have a happy new year.

x is greater than -2 but less than 5
y is greater than 3 but less than 8
6x-7y>-42
5x+2y is less than or equal to 40
3x-y+8
Click here to see answer by stanbon(75887)

Question 389025: Q.4
Ten turns of a wire are helically wrapped around a cylindrical tube with outside
circumference 4 inches and length 9 inches. The ends of the wire coincide with
ends of the same cylindrical element. Find the length of the wire.
Click here to see answer by Jk22(389)

Question 389042: Find the distance between the point P(%, 2) and Q(0, 0)
Click here to see answer by jerryguo41(197)

Question 389067: yao defen is one of the tallest women on earth. her mother is 13 inches less than 3/4 as tall as yao.If yao's mother is 56 iches tall, (4 feet 8 inches) how tall in inches is yao?
Click here to see answer by rfer(16322)

Question 389076: Hello there, I'm having trouble with this question, and was wondering if you could please help me. This question is:
without graphing, state the following for the graph of these exponential functions. Y=8^x and Y=(2/7)^x
x & y intercepts, domain and range, intervals of increase or decrease, min. or max point, and equation of the horizontal asymptote.
thankyou kindly
Click here to see answer by lwsshak3(11628)

Question 389069: a cheetah is the fastest land animal im the world. it can run at a rate of 32 yards per second. thats as fast as a car! however, the cheetah can only run at this speed for about 496 yards. using the formula D-RT, how long in seconds can a cheetah maintain its top speed? show your work.
Click here to see answer by ankor@dixie-net.com(22740)

Question 389066: Does the transitive property apply to greater-than-equal-to? In other words, if a_>b , and b_>c , is a_>c? Give an example to support your answer.
Click here to see answer by robertb(5830)

Question 389198: 4x + 2y = 10
2x + 4y = 7
are these pair of lines, parallel, perpendicular, or neither?
Click here to see answer by robertb(5830)

Question 389199: y + x = 2
graph the equation and identify the y intercept
Click here to see answer by mananth(16946)

Question 389196: graph the equation, y = 6
Click here to see answer by mananth(16946)

Question 389194: how do I graph, 5x + 6y <= 30, on a plane?
Click here to see answer by mananth(16946)

Question 389195: graph the equation, y = 8/7x + 3, using the slope and the y intercept
Click here to see answer by mananth(16946)

Question 389237: Solve the system of fuctions by graphing then classify the system.
f(x)= x+1
g(x)= -8x+10
Click here to see answer by ewatrrr(24785)

Question 389285: Graph the quadratic function given in standard form.
f(x)= (x+1)^2-9
Click here to see answer by Fombitz(32388)

Question 389285: Graph the quadratic function given in standard form.
f(x)= (x+1)^2-9
Click here to see answer by ewatrrr(24785)

Question 389239: (butterfly) Graph
Find the coordinates:
x=5
-4 The other problems gave us a linear equation such as y=8/3x-107/3 and followed by 13
Click here to see answer by Alan3354(69443)

Question 389376: 6x - 9y = -45
9y - 6x = 45
solve by graphing
classify system as consistent or inconsistent and dependent or independent
Click here to see answer by robertb(5830)

Question 389413: Alicia is part owner of a resturant. her weekly salary consists of $200 plus 10% of the resturants profit.
A. write an equation in alicia weekly salary,s, in terms of profit.p.
b. graph her weekly salary for profit up to $30,000.
Click here to see answer by richard1234(7193)

Question 389412: one vertex of a rectangle is at (1,2) and the point of intersection of the diagnols is at (5,4). what are the coordnates of the other vertices of the rectangle if two sides of the rectangle are parallel to the x-axis
Click here to see answer by ewatrrr(24785)

Question 389374: y>=-2
x>=3
graph the system of inequalities
Click here to see answer by ewatrrr(24785)

Question 389704: On a coordinate graph, Celeste places a red marble at the point (2, 2) and a green marble at the point (4, 1). If she draws a line that passes through both of these points, which set of coordinates represents the x- and y-intercepts of the line?

Click here to see answer by ewatrrr(24785)

Question 389726: word problem. a full 5 step solution is not required, but please show work. thank you.
a liebherr t282b, one of the worlds largest dump trucks, is hauling debris at a mining site. on first trip it hauls away 360 tons of rubble; second trip 300 tons of rubble. if it hauls an average of 350 tons of rubble for all three trips, how much rubble did it haul on its last trip?
Click here to see answer by ewatrrr(24785)

Question 389973: Which equation shows the line through(-1,4) that has a slope of-1 ?

Click here to see answer by ewatrrr(24785)

Question 389988: Find the solution set of x^2+2x-8>0
a. {x: -4 b. {x: x<-4 or x>2}
c. {x: -2 d. {x: x<-2 or x>4}
I know that answer is b.
But I don't get how to get that.
Please solve it.
Click here to see answer by ewatrrr(24785)

Question 389989: Graph the solution set of x�+x�<2x
Click here to see answer by robertb(5830)

Question 390194: Factorise 2x-6y+tx-3ty Completely .
Click here to see answer by mananth(16946)

Question 390216: A factory finds that it's daily profit, y dollars, is related to x, the number of items it produces daily where y = -x^2 + 90x.
a) Draw the graph of y = -x^2 + 90x.
b) Use this graph to find
i) the number of items the factory must produce daily in order to maximize profit,
ii) the maximum profit.
=)
Click here to see answer by mananth(16946)

Question 390217: Ushna sits by the lake and throws a stone by it. The path of the stone is described by the equation h = 22t - 5t^2 where h is the height of the stone in metres at t seconds after it had been thrown. By drawing a suitable graph, find the time taken for each stone to reach:
a) the maximum height,
b) the surface of the lake.
=)
Click here to see answer by ewatrrr(24785)

Question 390281: graph f(x)=-x^2+4x-3, labeling the y-intercept, vertex, and axis of symmetry
please help.
Click here to see answer by ewatrrr(24785)

Question 390285: graph y>x^2-2x+1
please help!
Click here to see answer by ewatrrr(24785)

Question 390277: what is the graph for

y=3x(squared) +4
Click here to see answer by ewatrrr(24785)

Question 390293: graph: y≥√3x+12
please help?
Click here to see answer by MathLover1(20849)

Question 390255: for the function f(x) = x^2 - 2x +1
find f(1) and solve f(x) =0
Click here to see answer by edjones(8007)

Question 390254: how do you solve for all types of equations?
Click here to see answer by edjones(8007)

Question 390326: What is the slope of (0,1) & (-2,0)
Click here to see answer by stanbon(75887)

Question 390338: find the zero of the function.
f(x)=x-8

Click here to see answer by richard1234(7193)

Question 390356: y=-1/5x-2 i need to graph this problem!
Click here to see answer by jim_thompson5910(35256)

Question 390356: y=-1/5x-2 i need to graph this problem!
Click here to see answer by josmiceli(19441)

Question 390345: i need help with y=-x+4
Click here to see answer by richard1234(7193)

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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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