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

 Question 58188: An employee who produces x units per hour earns an hourly wage of y = 0.60x + 7 (in dollars). Find the hourly wage for an employee who produces 8 units per hour. Click here to see answer by rcmcc(152)

 Question 58183: An airplane covered 20 miles of its route while decreasing its altitude by 34,000 feet. Find the slope of the airplane's line of descent. Round to the nearest hundredth. [Hint: 1 mi = 5280 feet.] Click here to see answer by stanbon(57348)

 Question 58224: Number problems. You have at least \$30 in change in your drawer, consisting of dimes and quarters. Write an inequality that shows the different number of coins in your drawer. Thank you :) Click here to see answer by stanbon(57348)
 Question 58224: Number problems. You have at least \$30 in change in your drawer, consisting of dimes and quarters. Write an inequality that shows the different number of coins in your drawer. Thank you :) Click here to see answer by checkley71(8403)

 Question 58227: I am lost on this one Graph y=4-|x-3| and label the intercepts Thanks Click here to see answer by hayek(51)

 Question 58231: if f (x) = 4x - 3, find the following: f (-1) Click here to see answer by checkley71(8403)
 Question 58231: if f (x) = 4x - 3, find the following: f (-1) Click here to see answer by rcmcc(152)

 Question 58146: I need help in finding the equation that relates C AND X FROM THIS PROBLEM 100 ITEMS WILL COST \$10,000 TO PRODUCE AND 300 ITEMS WILL COST \$22,000 TO PRODUCE Click here to see answer by tutorcecilia(2152)

 Question 58312: Which of the ordered pairs (0, 0), (–2, 10), (–1, –5), (–3, 9)are solutions for the equation y = 5x? Click here to see answer by rcmcc(152)

 Question 58311: Which of the ordered pairs (–10, 3), (5, 0), (–5, –2), (–35, 8)are solutions for the equation x + 5y = 5? Click here to see answer by faceoff57(82)

 Question 58368: Hi, I can do this problem by sight; meaning I know what numbers will work by looking at it, I do not know how to do them if I couldn't do it by sight though. The problem is: x-2y=4 I did x=4 and y=0. I know by looking at this that x could equal zero and y could equal a -4. I do not know how to do the problem other than by figuring out in my head what 2 numbers would leave me with the answer of 4. I hope you can help me. Thank you. Click here to see answer by stanbon(57348)
 Question 58368: Hi, I can do this problem by sight; meaning I know what numbers will work by looking at it, I do not know how to do them if I couldn't do it by sight though. The problem is: x-2y=4 I did x=4 and y=0. I know by looking at this that x could equal zero and y could equal a -4. I do not know how to do the problem other than by figuring out in my head what 2 numbers would leave me with the answer of 4. I hope you can help me. Thank you. Click here to see answer by checkley71(8403)

 Question 58532: The question is: Use a table of values to graph the equation. The equation is: x-2y=6. Can you please explain to me how to solve this problem. I do not understand Algebra at all. I get tutoring, but it is not helping. Can you please help me to understand? Click here to see answer by checkley71(8403)

 Question 58515: Write the Equation of the line and graph: m= -2/3, through the point (-2, -4) Click here to see answer by checkley71(8403)

 Question 58544: for the function y=x^2-6x+8 put the function in the form y=a(x-h)^2 +k how do i do that and how do i graph it using the equation i got confused Click here to see answer by funmath(2925)

 Question 58493: Sketch the graph of f(x)=x^2-x-6 include all intercepts and the vertex Click here to see answer by ankor@dixie-net.com(15652)

 Question 58623: Write the equation of the line, given: a. m= -1/2, though (2,4) b. Through (1,5) & (-2,1) Click here to see answer by uma(370)

 Question 58637: okay for the function y=1 over x-2 it says to give the y values for x= -2, -1,0 1,2,3 okay i got y= -4,-3,-2,-1,0,1 i plotted tem and i got a line it says using these points draw a curve i got a line did i do something wrong or am i not just understanding the question any help please Click here to see answer by funmath(2925)

 Question 58635: okay ineed help graphing tese functions y=x and y=2sqrt of x it says to plott points if neccesary and show points of intersection of thses two graphs i dont think i did it right cause i dont have any points of intersection can someone show me what i am doing wrong give me an example please Click here to see answer by funmath(2925)

 Question 58621: Graph the linear inequalitities: a. 3x-y>9 b. 2x-3y< -6 Click here to see answer by megaroo11891(5)

 Question 58619: Complete the table of values and graph the line: 2x-y=6 Click here to see answer by checkley71(8403)

 Question 58505: I need help with this problem... {y > x {y < -x + 1 It says just to graph, so im confused thanks Click here to see answer by ankor@dixie-net.com(15652)

 Question 58685: Alright so i kinda understand the graphing part but I'm having a hard time with finding the slope. Plot on graph and find the slope of the line through the points. (-9,-2) (12,5) Click here to see answer by checkley71(8403)

 Question 58718: Some help please Graph y=(3x-2)/(x-5) and label the asymptotes and intercepts Thanks for consideration Click here to see answer by stanbon(57348)

 Question 58578: I don't understand. Can you help me solve these problems? 1) pg 234 #32 a and b 2) pg 237 # 38 and 40 3) pg 252 #8 4) pg 253 #16 The chapter is called GRAFTING LINEAR EQUATIONS AND INEQUALITIES I don't know how to show you the grafts in these questions. PLEASE HELP ME! Click here to see answer by funmath(2925)

 Question 58785: Use the following tabe to answer the question.Population of Europe by Age Groups Population (in thousands) 1950 1970 1995 Age 0-14 143,175 166,367 139,464 Age 15-64 359,162 421,432 487,110 Age 65+ 44,981 68,642 101,338 Age 75+ 14,553 22,762 38,139 Total 547,318 656,441 727,912 Source: European Rural Development (ERD) Project. What percentage of Europe's population was in the age 75+ group in 1970? Click here to see answer by checkley71(8403)

 Question 58780: Write the equation of the line that passes through point (–4, –16) with a slope of 3. Click here to see answer by chantal(1)
 Question 58780: Write the equation of the line that passes through point (–4, –16) with a slope of 3. Click here to see answer by checkley71(8403)

 Question 58872: Really stuck on this one! For the quadratic function y =F(x) = x^2-2x-15 i need the vertex and x & Y intercepts, graph, domain & range..thank you so much, Carol Click here to see answer by Edwin McCravy(8909)

 Question 58881: Graph the function: g(x)=x^2-7x+10. Find the axis of symmetry, the vertex, the max and min, and the range. My teacher gave me this problem for homework. I don"t know if he got it from a text book. Click here to see answer by venugopalramana(3286)

 Question 58929: 32) the following graph shows the late fee for 2 day care centers. Which one charges the higher late fee? Explain what the slopes represent in this situation. pg 237#38) The coordinates of the vertices of the triangle ABC are : A(3,8), B(5,4) and C(-3,3). Is ABC a right triangle? Explain. Idon't know how to show the others. Please help me! Click here to see answer by checkley71(8403)

 Question 59141: How do you solve this problem 6y + 5x = 3 so that I can graoh it Click here to see answer by checkley71(8403)

 Question 59276: How can you put an equation in standard form when they give you a problem and another set of points? ex: (2,13) 5x-3y=-16[I am not sure if that is a good example(sorry)] Click here to see answer by Cintchr(481)

 Question 59280: Write a compound inequality that represents all real numbers that are between -4 and 6 Click here to see answer by Cintchr(481)

 Question 59335: I am Just having problems on everything in math and i dont get it...im in algebra one and dont get anything...ive failed it once and im in the 10th grade and im failing it again and need help!! please say you can help me! Click here to see answer by checkley71(8403)

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