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

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## Tutors Answer Your Questions about Graphs (FREE)

 Question 242779: find the coordinates of the orthosenter of the triangle with vertices F(-1,5) , G(4,4) and H(1,1) Click here to see answer by nyc_function(2741)

 Question 242599: calculate an equation of a line that is parallel to y=6x-6. calculate an equation of a line that is perpendicular to y=6x-6 Click here to see answer by nyc_function(2741)

 Question 243049: I HOPE YOU CAN HELP ME WITH THIS PROBLEM I AM NOT SURE WHERE TO GO CONSIDER THE EQUATION Y=X^2+2X-48 FIND THE X-INTERCEPTS AND THE THEN THE WHY INTERCEPTS Click here to see answer by oberobic(2304)

 Question 243059: how do i use a table of values to graph the equation y = - x + 4 Click here to see answer by oberobic(2304)

 Question 243067: (5, 3) and (8, -4) Find the slope of the line containing the given pair of points. If the slope is underfined. State so. Click here to see answer by jim_thompson5910(29613)

 Question 243055: how do i use a table of values to graph the equation y = - x + 4 Click here to see answer by Alan3354(34677)

 Question 243073: Word Problem: I have to write a linear equation and graph on coordinate plane; got stuck Band A charges \$600 to play for the entire evening Band B charges \$350 plus \$1.25 for each ticket sold. Write a linear equation for the cost of each band Find the number of tickets for which the cost of the two bands will be equal. This was what I thought was right, but couldn't graph properly...could you tell me where I went wrong? Thank you. x = tickets y= cost for band y=600 y=1.25x + 350 Click here to see answer by ankor@dixie-net.com(16524)

 Question 243118: steps to this equation y=x+4 Click here to see answer by checkley77(12569)

 Question 243074: A caterer charges a fixed cost for preparing dinner plus an additional cost for each person served. You know the cost for 100 students will be \$750 and the cost for 150 students will be \$1050. Find caterers fixed cost and the cost per student served. Can you help solve? Click here to see answer by checkley77(12569)

 Question 243183: Graph f(x)=(1/5)x+1 Click here to see answer by nerdybill(7090)

 Question 243188: need to solve by graphing: x-y=2 x+y=-4 I know this sounds basic -- but been out of school and for some reason, i can't graph or figure this out! thanks so much Click here to see answer by Alan3354(34677)

 Question 243410: Solve the system of equations by graphing. x+y=4, x+y= -4 Click here to see answer by kamaldas(6)

 Question 243567: solve the following systems of equations graphically. x+y=3 5x-y=-3 Click here to see answer by jim_thompson5910(29613)

 Question 243580: Graph (5,8) (10,-10) Click here to see answer by jim_thompson5910(29613)

 Question 243583: find the slope, if it exists (5,8) (10,-10) Click here to see answer by jim_thompson5910(29613)

 Question 243595: use the intercepts to graph the equation x + 4y = 8 Click here to see answer by jim_thompson5910(29613)

 Question 243584: soybean meal is 16% protein, cornmeal is 8% protein. how many pounds of each should be mixed together in order to get 320-lb mixture that is 14% protein? How many pounds of cornmeal? How many pounds of soybean? Click here to see answer by checkley77(12569)

 Question 243598: graph the equation x + 4y = 8 Click here to see answer by jim_thompson5910(29613)

 Question 243603: graph the equation x + 2y = 4 Click here to see answer by jim_thompson5910(29613)

 Question 243588: use the intercepts to graph x + 2y = 4 Click here to see answer by jim_thompson5910(29613)

 Question 243645: solve each system of equations then graph and identify if the system is inconsistent or dependent and show why x-3y=9 -x+3y=6 Click here to see answer by jim_thompson5910(29613)

 Question 243642: solve each system of equations and graph then identify if the system is inconsistent or dependent and show why y=1/2x+2 y=2/3x-1 Click here to see answer by jim_thompson5910(29613)

 Question 243670: Hi, I need help with these two problem. 1. Find an equation of the line meeting the specified conditions. Slope intercepts form containing the point (0,6) and parallel to y=4x-6 2. Find an equation in point slope form of the line having the specified slope and containing the point indicated m=-8;(6,9) Click here to see answer by jim_thompson5910(29613)

 Question 243697: Hello, I need help with two problems. 1. Find the slope of the line containing the given pair of points. If the slope is undefined state so (5,3) and (8,-4) 2. Select the line that has the given slope and y intercept. slope -1/5, y intercept (0,-2) Click here to see answer by jim_thompson5910(29613)
 Question 243697: Hello, I need help with two problems. 1. Find the slope of the line containing the given pair of points. If the slope is undefined state so (5,3) and (8,-4) 2. Select the line that has the given slope and y intercept. slope -1/5, y intercept (0,-2) Click here to see answer by stanbon(60771)

 Question 243693: solve each system by substitution y= -3x-20 6x+2y=5 Click here to see answer by richwmiller(10278)

 Question 243698: Hi, I need help on these two. Thanks Determine the x and y intercepts (if any) of the given equation, then plot the intercepts, and graph the line. 1. 56+7y=0 2. y=x-7 Click here to see answer by stanbon(60771)

 Question 243691: solve each system by substitution 3x+y=15 y=4x-6 Click here to see answer by richwmiller(10278)

 Question 243724: Hi I have two problems I need help with. Thanks Find an equation of the line containing the given pair of points. Write answer in slope intercept form. 1.(-5,8) and (6,-4) Solve using either elimination or substitution. If the system has either no solution or an infinite number of solutions, state this. 2.y=6x+41 4x+9y=-95 Click here to see answer by jim_thompson5910(29613)

 Question 243736: Hi I have to determine the x and y intercept, then plot the intercepts and graph thr line. -36x-4y=36 Thanks Click here to see answer by Alan3354(34677)
 Question 243736: Hi I have to determine the x and y intercept, then plot the intercepts and graph thr line. -36x-4y=36 Thanks Click here to see answer by jim_thompson5910(29613)

 Question 243734: I need help Graphing the line. 1.y-5=1/2(x+4) Click here to see answer by jim_thompson5910(29613)

 Question 243677: Without graphing solve each system equation and determine whether each system has no solution, one solution, or an infinite number of solutions 9x-6y=5 y=3/2x-5/6 Click here to see answer by checkley77(12569)

 Question 242226: Please help me solve this problem Solve by Addition method x-y+z=4 2x=y-3z=-5 x+3y+2z=2 Click here to see answer by Edwin McCravy(9717)

 Question 243860: my graph was y=2x-1.i was shifted 2 units down,and my slope was doubled.what's my new graph? Click here to see answer by nyc_function(2741)

 Question 243976: Find an equation of the line meeting the specified conditions. Write your final answer in slope-intercept form. Containing the point (0, 4) and parallel to y = 7x - 6 Click here to see answer by mathitutor(25)

 Question 244063: What is the solution to the system of equations that contains −3x + y = 3 and 2x − y = −1? Click here to see answer by edjones(7794)

 Question 244092: Find the equation for each of the following items below: a. A line that passes through (6,2) and has a slope of 2. b. A line that passes though the points (2,4) and (8,16) c. A line that passes through (7,3) and has a slope of -1. d. A line that passes through (1, 1) and is perpendicular to the line 3x+4Y=12. e. A circle with a radius of 9 and a midpoint at (3,3) Click here to see answer by solver91311(18785)
 Question 244092: Find the equation for each of the following items below: a. A line that passes through (6,2) and has a slope of 2. b. A line that passes though the points (2,4) and (8,16) c. A line that passes through (7,3) and has a slope of -1. d. A line that passes through (1, 1) and is perpendicular to the line 3x+4Y=12. e. A circle with a radius of 9 and a midpoint at (3,3) Click here to see answer by checkley77(12569)

 Question 244109: Hi, Can someone help me with this problem, I have been out of school for 20 year and I having trouble with this problem. find an equation of the line meeting the specified conditions, write answer is slope intercept form line is containing pt (2,6) and parallel to y=-4x-1 I really would appreciate your help. Thank you in advance Click here to see answer by Alan3354(34677)

 Question 244156: Directions: Use direct variation to solve each problem. To transport frozen food, Paul puts 3 pounds of ice in his cooler for every 4 hours he plans to drive. How much ice will Paul need for a drive? Click here to see answer by richwmiller(10278)

 Question 244163: Mona paid \$1.45 for 5 pounds of bananas. How much would 7 pounds of bananas? Click here to see answer by checkley77(12569)
 Question 244163: Mona paid \$1.45 for 5 pounds of bananas. How much would 7 pounds of bananas? Click here to see answer by JimboP1977(308)

 Question 244160: Okay don't get confused this is suppost to be a data table but I don't know how to do it on this program!!! Directions: Does the data in the table below show direct variation? Explain. x_-2_-1_0_1_2 y_-5_-2_1_4_7 Hope that makes sence!!!! Click here to see answer by solver91311(18785)

 Question 244319: please help me solve and under stand how to get this equation by showing your work Click here to see answer by rfer(13569)