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

Tutors Answer Your Questions about Graphs (FREE)

Question 834455: Identify where f is increasing and where f is decreasing f(x) = -4x + 1
Click here to see answer by stanbon(75887)

Question 834438: x-intercept=-1, y-intercept= 3
Sketch the graph of the line and then show the formula for slope.
Click here to see answer by josgarithmetic(39617)

Question 834603: 4y+5x=2y-3x+16
what are the y-intercept and the x- intercept ?
Click here to see answer by Fombitz(32388)

Question 834645: The signal from a radio station has a circular range of 50 miles. A second radio station located 100 miles east and 80 miles north of the first station has a range of 80 miles. Are there locations where signals can be received from both radio stations? Explain your answer.
Click here to see answer by ankor@dixie-net.com(22740)

Question 834726: Find the slop of the line through each pair of points
(19,-16),(-7,-15)

Click here to see answer by jim_thompson5910(35256)

Question 834243: how do i change a even function to odd with transformations
thank you
Click here to see answer by richard1234(7193)

Question 835103: Hi, I can't seem to get my graphing caluclator to find this problem. Could you help me use my graphing calculator or how to manually do it?
Solve the equation: g(x)= 3 for x if g(x)=-.6x^2 + x + 4
Click here to see answer by Fombitz(32388)

Question 835153: How to create a inequality? Let x= let y=
Cats require 12 minutes per day dogs require 20 minutes and can spend up to 8 hrs each day

Click here to see answer by jim_thompson5910(35256)

Question 835246: 5x-y=2
3x+y=-10
Show me how to find the point of intersection, please show all steps
Click here to see answer by Alan3354(69443)

Question 835371: Any help with this? I can't figure out these graphs.
(x − 2^)2 + (y + 5)^2 = 16
Find the center and radius, I got 4 as the radius, what is the center?
And how do you sketch the graph? Thanks!
Click here to see answer by reviewermath(1029)

Question 835364: Find the distance between the points of intersection of the graphs
y = x^2 + 1 and y = 5. Help?
Click here to see answer by reviewermath(1029)

Question 835364: Find the distance between the points of intersection of the graphs
y = x^2 + 1 and y = 5. Help?
Click here to see answer by josgarithmetic(39617)

Question 835393: if (a, -10) is a point on the graph of y=x^2-7x what is a?
Click here to see answer by reviewermath(1029)

Question 835415: Find the slope and y intercept of the equation.
1) y= 4-3x
2) 2y+12=x
Hi, can you please help me
Click here to see answer by Fombitz(32388)

Question 835416: Sketch a graph using slope intercept
1) y=-2/5x+4
2) y=-3
3) y=2/3x-4
Click here to see answer by Fombitz(32388)

Question 835418: Sketch a quick graph using slope intercept
Y=-3x+5

10x+6y-3=0

Please show steps on how to graph ;)

Click here to see answer by Fombitz(32388)

Question 835381: Find the standard form of the equation of the line passing through point (2,3) and perpendicular to the following line:
Slope is -2/1
Passes through the points (2,3) & (0,-1)

Click here to see answer by Fombitz(32388)

Question 835237: solve the inequality algebraically.
7x-6≥3x^2
Click here to see answer by richard1234(7193)

Question 835631: x+y=1
2x-2y=6
Click here to see answer by jim_thompson5910(35256)

Question 835628: Hello. I need help on a question. I need to Write a compound inequality that must be satisfied by the length of the side labeled x. Use the fact that the sum of the lengths of any two sides of a triangle is greater than the length of the third side. The two sides' lengths are 6 and 4 while the third one is X.
Click here to see answer by reviewermath(1029)

Question 835755: Please help me to solve this equation(2x+3y)^-9
Click here to see answer by Fombitz(32388)

Question 835627: Solve the linear system by graphing. Check your solution. Y= -x+3 and y= x+1
Click here to see answer by Fombitz(32388)

Question 836008: This dick

Click here to see answer by Alan3354(69443)

Question 836215: determine it the lines are parallel, perpendicular or neither
-x+3y=11
3x+y=12
Click here to see answer by richwmiller(17219)

Question 836159: solve this inequality 0.3(y-4)<0.8(0.2y+2)

Click here to see answer by LinnW(1048)

Question 836316: Joe and louise are making a drive from San Diego to Salt Lake city. After 4 hrs of driving they r 507 miles from salt lake city. 8 hrs into their trip they r only 267 miles away from their destination. Assume they averaged the same speed for the entire trip.
? I'm trying to get the expression for this problem.
Click here to see answer by josgarithmetic(39617)

Question 835629: Hello. I need help on a question. I need to Write a compound inequality that must be satisfied by the length of the side labeled x. Use the fact that the sum of the lengths of any two sides of a triangle is greater than the length of the third side. The two sides' lengths are 6 and 4 while the third one is X.
Click here to see answer by richard1234(7193)

Question 835769: i need help on solving my inequality and graphing it
y=-4
Click here to see answer by richard1234(7193)

Question 836617: Find the slope of the line passing through (6,9) and (0,−8).
Click here to see answer by precise(6)

Question 836898: If the solution set to an inequality is given by interval [-6, infinity) the number -6 ____ a solution to the inequality
Click here to see answer by richard1234(7193)

Question 837054: Find the slope and the y-intercept of this equation. y-3=5
Click here to see answer by richwmiller(17219)

Question 837075: if (3,7) and (3,0) are points on a graph then the graph cannot be the graph of a(n)
Click here to see answer by jim_thompson5910(35256)

Question 837144: I am making a poster for my algebra class. Here is the problem I have to solve and graph on a number line
7k - 1 + 2k < 26 and 2/3k + 8 > 12
-
(a dash belongs under the < between 2k& 26)
the poster should include the complete solution to the problem as well as a step-by-step explanation.
I AM STRUGGLING to do the problem and now the teacher wants me to explain it PLEASE!!! help me. My grade depends on it

Click here to see answer by Edwin McCravy(20054)

Question 837172: Hi! I need to graph this linear equation using three points: 2x+3y=8

Click here to see answer by lwsshak3(11628)

Question 837173: I need to graph y=-7
Thank you so much!!
Click here to see answer by luke94(89)

Question 837447: the stopping distance d in feet for a car traveling at a speed of s miles per hour depends on car road conditions. here are two possible stopping distance formulas: d=3s and d=0.05s^2+s.
a.write and solve an equation to answer the question, "for what speed(s) do the two functions predict the same stopping distance?

b. in what ways are the patterns on change in stopping distance predicted by the two functions as speed increases similar and in what ways are they different? how do the function graphs illustrate the patterns you notice?
Click here to see answer by ankor@dixie-net.com(22740)

Question 837585: how do you solve for y in this problem y=x-7
Click here to see answer by josgarithmetic(39617)

Question 837597: How do I write a equation in general form when the slope is 5/4 and passes through (-3,-7)??
Click here to see answer by josgarithmetic(39617)

Question 837597: How do I write a equation in general form when the slope is 5/4 and passes through (-3,-7)??
Click here to see answer by Alan3354(69443)

Question 838254: a supervisor for a shopping company expects a worker to complete 25 orders and have one 15 minute break in less than 2.5 hours. how long will it take to complete one order
Click here to see answer by LinnW(1048)

Question 838395: NOT GOOD AT MATH!!! The cost, T, in hundreds of dollars, of tuition at one community college is given by T=2+7/5C (belong to fraction), where c is the number of credits for which a student registers. Graph the equation and use the graph to estimate the cost of tuition if a student registers for 11 credits.
Click here to see answer by josmiceli(19441)

Question 837992: Find an equation in point-slope form for the line having the specified slope and containing the point indicated. M = -2/3, (5,0)
Click here to see answer by Fombitz(32388)

Question 838758: PLEASE HELP
a circle has the equation x^2+y^2-x+6y+9=0. graph the circle using the center (h,k) and radius r. find the intercepts, if any, of the graph
Click here to see answer by Fombitz(32388)

Question 838765: How do you sketch graph using this equation
0.4x-0.2y=0.5
and also this
y=3-x+2
Click here to see answer by Fombitz(32388)

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