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

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 Algebra: Graphs, graphing equations and inequalities Solvers Lessons Answers archive Quiz In Depth

## Tutors Answer Your Questions about Graphs (FREE)

 Question 392901: hi, thanks alot for your help. can you please teach me how to find the domain and range of a function on a graph? Click here to see answer by jim_thompson5910(28598)

 Question 392985: "Tell whether the lines for this equation is parallel, perpendicular, or neither y=3x-8" Click here to see answer by richard1234(5390)

 Question 393353: write the slope-intercept form of the equation of the line passing through the points (-6,-2) and parallel to this line y=-3x-4 Click here to see answer by stanbon(57387)

 Question 393419: x-3y=4 Solve this system by using only words Click here to see answer by solver91311(16897)

 Question 393438: directions: find an equation of each line satisfing the conditions given.write your answer in standard form. problem: Through (4,-1); slope: -3 Click here to see answer by rfer(12670)

 Question 393153: I have to graph y-1= -3x(x-3). I get that I have to find points to graph this, so I start by setting y=0. Then I get stuck. My older sister tried to help me and she was talking about factoring and quadratic equation but we didn't learn that stuff yet and now I'm stuck. PLEASE HELP ME!!!!!!!!!! Click here to see answer by scott8148(6628)

 Question 393551: Describe what are the graphs of the intervals [-4,10], (-4, 10], [-4, 10) and (-4, 10) looks like. Are these graphs in the xy-plane or on the number line? Click here to see answer by richard1234(5390)

 Question 393521: How can you get 3 solutions for 4x+3y=14..? Click here to see answer by solver91311(16897)

 Question 393784: it says here to rewrite each equation in standard form. 1. y=x+9 2. y=3x+7 3.y=4x+8 Please when answering let me know how to do it i really need help in this problem Thanks Click here to see answer by stanbon(57387)
 Question 393784: it says here to rewrite each equation in standard form. 1. y=x+9 2. y=3x+7 3.y=4x+8 Please when answering let me know how to do it i really need help in this problem Thanks Click here to see answer by ewatrrr(10682)

 Question 394014: I don't understand how to graph m=1 b(0,7) and m=-4 b(0,2) Can you please explain? Thank you. Click here to see answer by pie90010(44)

 Question 394025: y=3x+2 y=3x Click here to see answer by pie90010(44)

 Question 393862: Hey i am awesome! RIGHT???????????? Click here to see answer by ankor@dixie-net.com(15660)
 Question 393862: Hey i am awesome! RIGHT???????????? Click here to see answer by richard1234(5390)

 Question 394089: Two angles are complementary. The sum of the measure of the first angle and half the second angle is 73.5. Find the measures of the angles. What is the measure of the smaller angle? What is the measure of the other angle? Click here to see answer by mananth(12270)

 Question 394131: Using the function f(x)=x^2+x and g(x)=x-5 a. Find h(x)=(f◦g)(x). b. State the domain of h(x)=f◦g)(x). c. Find h(x)=(g◦f)(x). d. State the domain of h(x)=(g◦f)(x). Click here to see answer by stanbon(57387)

 Question 394221: Solve the system of equations by substitution x+6y=23 2x+2y=16 Click here to see answer by MathLover1(6638)

 Question 394222: Solve the system of equations by substitutions 2x+2y=18 x+3y=25 Click here to see answer by MathLover1(6638)

 Question 394224: solve the system of equations by addition 2x+y=5 3x-2y=-3 Click here to see answer by MathLover1(6638)

 Question 394225: solve the sysytem of equations by addition x-2y=-4 2x+y=7 Click here to see answer by MathLover1(6638)

 Question 394243: Find the x- and y-intercepts of the line and write the equation in standard form. could you please show me step by step:) y=2/7x-1 Click here to see answer by ewatrrr(10682)

 Question 394246: The point (0, 2, –6) lies in the yz-plane and is located to the right and down from the origin. What is a similar description for each point? (3, –5, 0) Click here to see answer by ewatrrr(10682)

 Question 394240: Solve the inequality. Graph the solution. Absolute value(2s-5)<3 Click here to see answer by rfer(12670)

 Question 394274: Rewrite the equation y = –2x2 – 4x + 3 in vertex form. Identify the vertex and the axis of symmetry. Click here to see answer by TeishaRenee(14)

 Question 394337: Mrs. Paullson bought chicken wire to enclose a rectangular garden. She is restricred to a widt of no more than 30 ft. She would like to use at most 180 ft of chicken wire. write a system of linear inequalities that5 describe this situation. Grapth the system to show all possible solutions. Click here to see answer by josmiceli(9697)

 Question 394658: The table shows experimental values of two quantities, x and y, which are known to be connected by a law of the form y = k b^x x 1 2 3 4 y 30 75 190 470 Explain how a straight line graph may be drawn to represent the given equation and draw it for the given data. Hence use this graph, or otherwise, to estimate the value of k and of b. :) Click here to see answer by richard1234(5390)

 Question 394688: Find the x-intercepts and y-intercepts. Click here to see answer by ewatrrr(10682)
 Question 394688: Find the x-intercepts and y-intercepts. Click here to see answer by jrfrunner(365)

 Question 394691: Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function, and graph the function. Click here to see answer by ewatrrr(10682)

 Question 394709: Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function, and graph the function. Click here to see answer by Alan3354(30993)
 Question 394709: Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function, and graph the function. Click here to see answer by ewatrrr(10682)

 Question 394743: Rewrite the equation y=–2x^2-4x+3 in vertex form. Identify the vertex and the axis of symmetry. Click here to see answer by ewatrrr(10682)

 Question 394775: Find the x-intercepts and y-intercepts for f(x). Click here to see answer by solver91311(16897)

 Question 394799: Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic fuction, and graph the function. The vertex is ___ (Type an ordered pair.) The line of symmetry is: A. y=4 B. x=2 C. x=-2 D. y=-4 The maximum/minimum of f(x) is ___. Is the value, f(2)=4 a minimum or a maximum? Graph. Click here to see answer by stanbon(57387)
 Question 394799: Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic fuction, and graph the function. The vertex is ___ (Type an ordered pair.) The line of symmetry is: A. y=4 B. x=2 C. x=-2 D. y=-4 The maximum/minimum of f(x) is ___. Is the value, f(2)=4 a minimum or a maximum? Graph. Click here to see answer by solver91311(16897)

 Question 394804: Find the vertex, the line of symmetry, the maximum or minimum value of f(x), and graph the function. The vertex is ___ (Type an ordered pair.) The line of symmetry is x=___. The maximum/minimum of f(x) is ___. Is the value, f(-5)=-3 a minimum or a maximum? Graph. Click here to see answer by stanbon(57387)

 Question 394814: what is the y-intercept for y=1.25+350 and y=x+600 Click here to see answer by stanbon(57387)

 Question 394835: Graph the equations by completing the tables and plotting the points; you may place them on the same graph, or graph them separately. You may use Excel or another web-based graphing utility. a) y = 2x - 5 Use the table; find at least 3 points using any values for x x y -1 1 3 b) y = 3x - x2 Use the values of x provided in the table. x y -1 0 1 2 3 4 Click here to see answer by mananth(12270)

 Question 394840: X + 2Y = 2 Click here to see answer by Alan3354(30993)

 Question 394880: What is the slope of the containing points (7,4)(9.-6)? Please help? Shelly Click here to see answer by robertb(4012)

 Question 394882: Using this function what is the domain of the function p(x)=x^2-2x+8. Thank you! Shelly Click here to see answer by robertb(4012)

 Question 394875: Can you help me? y+x=5 what is the y intercept? Thank you! Shelly Click here to see answer by robertb(4012)

 Question 394877: if graphing the points and finding the slope what is the slope with the given pairs (0,2)(-6,-2). I really appreciate it. Thank you! Shelly Click here to see answer by stanbon(57387)

 Question 394874: Can you help me with this to find the points x+2y=4. Thank you! Shelly Click here to see answer by stanbon(57387)

 Question 394981: Find and label the vertex and the line of symmetry. Graph the function. The vertex is ____. (Type an ordered pair.) The equation of the line of symmetry is x=____. Graph. Click here to see answer by ewatrrr(10682)

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