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

Tutors Answer Your Questions about Graphs (FREE)

Question 455127: Find the intercepts and then use them to graph the equation.
6x+5y=30
Use the intercepts when drawing the graph line. If only one intercept exists, use it and another point to draw the line.
I am so appreciative for your help.
Click here to see answer by rfer(16322)

Question 455123: Please help me with this problem:
Find the slope and the y-intercept of the line
9x-4y=12
What is the slope?
What is the y-intercept?
Thank you so very much.
Click here to see answer by rfer(16322)

Question 455126: Solve for x. Graph the solution.
8x+4<6x-4.

What is the solution?
(Type your answer in interval notation. Use integers or fractions for any numbers in the expression.)
Thanks for your help.
Click here to see answer by stanbon(75887)

Question 455124: In the cost function below, C(x) is the cost of producing x itemsl Find the average cost per item when the number of items is produced.
C(x)=4.3x+9,300
What is the average cost per item when 200 items are produced?
What is the average cost per item when 2000 items are produced?
What is the average cost per item when 5000 items are produced?
I am so confused.
Thank you so much.
Click here to see answer by stanbon(75887)

Question 455130: Find an equation of the line having the given slope and containing the given poing.
m=4/5, (2,-3)
The equation of the line is y =
(Simplify your answer. Type your answer in slope-intercept form. Use integers or fractions for any numbers in the expression.)
I appreciate your help with this problem.
Click here to see answer by mananth(16946)

Question 455188: A rental truck costs $50 plus $.50 per mile
A) write an equation that gives the cost of driving the truck x miles
this is what I came up with $50= .50 + x
B) Use the Intersection of graphs method to determine the number of miles that the truck is driven if the rental cost is $80.
C) Solve part (b) numerically with a table of values.
Click here to see answer by stanbon(75887)

Question 455195: 3x-4y=60
find the y intercept and the x intercept for the equation.
what is the y intercept? type an ordered pair.
What is the x intercept? type an ordered pair.
Click here to see answer by rfer(16322)

Question 455238: I need help to solve and graph this. Please help.
5-4x>17 and 6x-4>44
The first ">" should be underlined in the equation.
Click here to see answer by rfer(16322)

Question 455112: please i need help, to find the equation of the line that passing through (-2,4) and having the
(a) slope of 7/16.
(b) parallel to the 5x-3y=3
(c) passing through the orgin
(d) parallel to the y-axis.
Click here to see answer by ankor@dixie-net.com(22740)

Question 455396: determine slope of the line (-4, -2) and (-1,-1)
Click here to see answer by rfer(16322)

Question 455369: Write the slope intercept equation for the line containing the given pair of points (-3,5) and (-1,-3), show all work.
Click here to see answer by rfer(16322)

Question 455653: what is the inverse of y=log10x
Click here to see answer by robertb(5830)

Question 455825: write an equation of the line that passes through the pair of points
(-2,1),(-1,-5)
Click here to see answer by solver91311(24713)

Question 455826: write an equation for a line parallel to Y=4 and pasing through the point (5,12)
Click here to see answer by stanbon(75887)

Question 455784: graph the linear equation in two variables y=-4x+3
Click here to see answer by solver91311(24713)

Question 455827: write an equation of the line that passes through the pair of points
(-2,1),(-1,-5)
A. y=-6x-11
B. Y=-6x+11
C. Y=6x-11
D. Y=-6x+1/11
Click here to see answer by solver91311(24713)

Question 455811: i need help with this problem.
solve the equation graphically if possible,
x+3y=-6
{
2x-4y=-12
Click here to see answer by solver91311(24713)

Question 455810: i need help with this problem.
solve the equation graphically if possible.
x=4+y
{
y=3+x
Click here to see answer by solver91311(24713)

Question 455981: i need help .
write the coordinates for the x and y intercepts of the equation 2x+3y=6.
Click here to see answer by Alan3354(69443)

Question 456017: what is the slope and y intercept of 5x=9y+63
Click here to see answer by mananth(16946)

Question 456346: What is the hole in f(x)= (x^2-5x)/(x-5) ?
Click here to see answer by MathLover1(20849)

Question 456350: How would I use the intercepts to graph x + 2y=4
Click here to see answer by Alan3354(69443)

Question 456350: How would I use the intercepts to graph x + 2y=4
Click here to see answer by MathLover1(20849)

Question 456604: Find the value of C such that the graph of 3x + C = 5y has an x-intercept of (−4, 0)
Click here to see answer by stanbon(75887)

Question 456605: In Exercises 13-20, an equation and two ordered pairs are given. Show that each pair is a solution of the equation. Then graph the two pairs to determine another solution. Answers may vary.
6x − 3y = 3; (1,1), (−1,-3)

Click here to see answer by mananth(16946)

Question 456750: can you explain why f represents the graph of a function

Click here to see answer by MathLover1(20849)

Question 456749: please help me solve this equation- What is the y- intercept of the line y=4/3x-2
Click here to see answer by richwmiller(17219)

Question 456749: please help me solve this equation- What is the y- intercept of the line y=4/3x-2
Click here to see answer by MathLover1(20849)

Question 456784: Please help me- What is the slope of the line y=2/3x+2
Click here to see answer by stanbon(75887)

Question 456790: Please help me- What is the slope intercept of 2y=3x+y-3
Click here to see answer by stanbon(75887)

Question 456752: can you explain why f represents the graph of a function

Click here to see answer by richard1234(7193)

Question 457141: Can someone help me solve the system of equations by graphing?
y= -x-12
4x - 3y= -13
Are they consistent?
Click here to see answer by lwsshak3(11628)

Question 457112: Find algebraically the equation of the axis of symmetry and the coordinates of the vertex of the parabola whose equation is y=-2x^2-8x+3
Click here to see answer by lwsshak3(11628)

Question 457219: I need your help on this question
Sketch the graph of the relation
3x + 2y = 8
by finding four ordered pairs which satisfy this relation.
Thanks...
Click here to see answer by rfer(16322)

Question 457377: -0.1xsquared +0.2x+1.7 - find vertex
Click here to see answer by richwmiller(17219)

Question 457416: i need to know whether this is vertical horizontal or neither. x=3?
Click here to see answer by nerdybill(7384)

Question 457659: use the intercets to graph the equation. x+2y=4 and 4+4y=8
Click here to see answer by oberobic(2304)

Question 457772: Write the equation 14x - 7y = -4 in slope-intercept form
Click here to see answer by rfer(16322)

Question 457830: Graph the equation and find the y-intercept:
y+x=-10
Click here to see answer by rfer(16322)

Question 457919: how to graph:
y"is less than or equal to sign"-x + 2
Click here to see answer by stanbon(75887)

Question 457924: How to graph this system of inequalities
{ y"is less than or equal to sign" 2x + 2
{y"is less than"-x + 1
Click here to see answer by richwmiller(17219)

Question 457985: decide whether two lines given by the 3x-2= and 12y=-7 parallel, perpendicular, or neither
Click here to see answer by sudhanshu_kmr(1152)

Question 458039: Find the x- and y-intercepts and graph the equation plotting the intercepts. Please show all work. -4 x - 5y = 30
Click here to see answer by rfer(16322)

Question 458289: ) In what year was approximately $10.5 billion spent on home videos?

Click here to see answer by Alan3354(69443)

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