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

Tutors Answer Your Questions about Graphs (FREE) Get help from our free tutors ===> Algebra.Com stats: 2012 tutors, 419320 problems solved View all solved problems on Graphs -- maybe yours has been solved already! Become a registered tutor (FREE) to answer students' questions. If you need immediate math help from PAID TUTORS right now, click here. (paid link) Click here to see problems AND answers on one page Question 43098: Find two consecutive integers such that the sum of 2 times the first integer and 7 times second integer is 88. Click here to see answer by checkley71(8403)   Question 43089: Consider the line y= -7x-6 What is the slope of a line perpendicular to this line? What is the slope of a line parallel to this line? Click here to see answer by checkley71(8403)   Question 43164: Evaluate h(-2/3) if h(x) =[[x-2]] I get [[-2/3-2]]. Is the next step[[ -22/3]] or [[-1-2]]? Please help Thanks Click here to see answer by AnlytcPhil(1276)   Question 43187: ┌ ┐ │17 2 3 │=A │11 4-9│ └ ┘ ┌ ┐ │10 6-7 │=B │-4 3 0│ └ ┘ ┌ -1┐ │ 2│=C │ -2│ └ ┘ 1. Find A-B. 2. Find BC, if possible. Thanks Click here to see answer by Nate(3500)   Question 43186: how do you solve P=LtRT solving for T? Click here to see answer by stanbon(57290)   Question 43178: Find an equation of the line satisfying the conditions. Write the equation in slope-intercept form. Through (1, 9); perpendicular to x = 5 Click here to see answer by Nate(3500)   Question 43169: How do I graph this? 3x (greater than sign with a line underneath) 2x - 4 Click here to see answer by Nate(3500)   Question 43166: Describe the system 6x-2y=10 and 9x-3y=8 as consistent and independent, consistent and dependent, or inconsistent. Please explain Thanks Click here to see answer by Nate(3500)   Question 43196: section 7.1 that i got wrong Write the equation of the line with given slipe and y-intercept. then graph line using the slope and y - intercept Slope; - 3/4 ; y-intercept: (0,8) Click here to see answer by fractalier(2101)   Question 43194: Problem 16 that i got wrong Write the equation of the line with given slipe and y-intercept. then graph line using the slope and y - intercept slope: -2; y-intercept : (0,4) Click here to see answer by fractalier(2101)   Question 42868: Click here to see answer by fractalier(2101)   Question 43268: List all corner points of the graph of the system of inequalities: x + 2y <= 10 3x + y <= 15 x >= 0 y >= 0 a. (0, 0), (0, 5), (5, 0), (0, 15), (10, 0) b. (0, 15), (4, 3), (0, 5) c. (4, 3), (5, 0), (10, 0) d. (0, 0), (0, 5), (5, 0), (0, 15), (10, 0), (4, 3) e. None of the others Click here to see answer by fractalier(2101)   Question 43254: Can someone please help me with this one 3/(x-2) > 2/(x-2) Click here to see answer by venugopalramana(3286)   Question 43193: Problem 16 that i got wrong Find the slope of any line perpendicular to the line through points (0,5) and (-3, -4) Click here to see answer by venugopalramana(3286)   Question 43307: Find the maximum value of z = 7x + 3y subject to the contraints x >= 0 y >= 0 2x + y <= 4 Click here to see answer by fractalier(2101)   Question 43306: Find the maximum value of z = 7x + 3y subject to the contraints x >= 0 y >= 0 2x + y <= 4 Click here to see answer by fractalier(2101)   Question 43305: How would you enter the inequality 2x - 3y >= 0 into the calculator to graph it? Click here to see answer by stanbon(57290)   Question 43267: Find the maximum value of z = 7x + 3y subject to the contraints x > 0 y > 0 2x + y < 4 a. 14 b. 12 c. 26 d. 18 e. None of the others Click here to see answer by fractalier(2101)   Question 43269: How would you enter the inequality 2x - 3y >= 0 into the calculator to graph it? Click here to see answer by josmiceli(9668)   Question 43348: Practice problem six i'm lost on. Write the equation of the line passing through each of the given points with the indicated slope. Give results in slope-intercept form, if possible. Click here to see answer by fractalier(2101)   Question 43419: Practice problem six i'm lost on. Write the equation of the line passing through each of the given points with the indicated slope. Give results in slope-intercept form, if possible. (0,5), m = - 3/5 Click here to see answer by tutorcecilia(2152)   Question 43453: Find the slope and the y-intercept of the line. 6x - 9y = -18 Click here to see answer by Earlsdon(6287)   Question 43452: Find an equation of the line passing through the two points. Write the equation in standard form. (10, 9) and (10, 1) Click here to see answer by checkley71(8403)   Question 43451: Find an equation of the line satisfying the conditions. Write the equation in slope-intercept form. Through (1, 9); perpendicular to x = 5 Click here to see answer by Nate(3500)   Question 43530: I can't figure out this problem: Write the equation of the line passing through (4, 4) and (4, 2). Choices are: A) y = 4 C) x = 4 B) y = -2x D) y = x + 4 Click here to see answer by Nate(3500)   Question 43530: I can't figure out this problem: Write the equation of the line passing through (4, 4) and (4, 2). Choices are: A) y = 4 C) x = 4 B) y = -2x D) y = x + 4 Click here to see answer by jake_6233(74)   Question 43544: help.......Everybody got this wrong in our practice, including myself.. please help thank you soo much Click here to see answer by Nate(3500)   Question 43543: Use the concept of slope to determine if the given figure is a parallelogram or a rectangle? I think it is a parallelorgram but im not sure. Click here to see answer by Nate(3500)   Question 43550: Im lost ;( :( Section 7.1 from practice problem 18 - write the equation of the line with the given slope and y-intercept. then graph each line using the slope and y-intercept. Click here to see answer by Nate(3500)   Question 43551: In this exercise isn't it y = 2x? Click here to see answer by stanbon(57290)   Question 43551: In this exercise isn't it y = 2x? Click here to see answer by Nate(3500)   Question 43450: Tell whether the points are the vertices of a parallelogram (that is not a rectangle), a rectangle, or neither. (-7, -1), (2, -10), (16, -3), (7, 8) Click here to see answer by psbhowmick(529)   Question 43629: Determine the point A(x,y) so that the points A(x,y), B(0,3), C(1,0), D(7,2) will be a vertices of a parallelogram. Thanks for any help. Click here to see answer by venugopalramana(3286)   Question 43627: Find the distance d(A,B) between the points A(-1,0) and B(4,3). Please advise, thank you:) Click here to see answer by Nate(3500)   Question 43660: The graph shows sales in thousands of dollars for 1989 and 1990. Use it to answer the question. What month in 1990 had the lowest sales? Click here to see answer by checkley71(8403)   Question 43660: The graph shows sales in thousands of dollars for 1989 and 1990. Use it to answer the question. What month in 1990 had the lowest sales? Click here to see answer by tutorcecilia(2152)   Question 43659: Find the average rate of change illustrated in the graph. Click here to see answer by checkley71(8403)   Question 43659: Find the average rate of change illustrated in the graph. Click here to see answer by Nate(3500)   Question 43657: Find an equation of the line that satisfies the conditions. Write the equation in standard form. Through (0,3); Click here to see answer by checkley71(8403)   Question 43664: I would like any possible help on the following: Find the midpoint of the line segment from A(-2,9) to B(4,5). Click here to see answer by tutorcecilia(2152)   Question 43666: Find the x-intercept and y-intercept of the equation 5x-3y=30. Thank you for any help available. Click here to see answer by tutorcecilia(2152)   Question 43666: Find the x-intercept and y-intercept of the equation 5x-3y=30. Thank you for any help available. Click here to see answer by checkley71(8403)   Question 43665: Find the point on the positive y-axis that is a distance 5 from the point P(3,4). Thank you Click here to see answer by checkley71(8403)   Question 43667: Give the equation for the circle with center C(3,-2) and radius 4. Thanks! Click here to see answer by AnlytcPhil(1276)   Question 42984: I have to graph: 8x-7y-14=0 I need the y=mx+b formula of the 4 plot points to graph this. Can anyone help me? Thanks Click here to see answer by checkley71(8403)

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