Heather is solving an equation by graphing the expressions on both sides. If her graph intersects at an infinite number of points, which statement could describe the equation Heather is attempting to solve? A. One side of the equation is

55,193 results
  1. math

    Heather is solving an equation by graphing the expressions on both sides. If her graph intersects at an infinite number of points, which statement could describe the equation Heather is attempting to solve? A. One side of the equation is a constant, and

  2. Algebra PLEASE HELP!!

    What advantages does the method of substitution have over graphing for solving systems of equations? Choose the correct answer below. A. Graphing cannot be used to solve dependent or inconsistent systems due to the nature of the lines involved.

  3. math

    Heather has $500 in her savings account. She withdraws $20 per week for gas. Write the equation heather can use to find out how many weeks it will take her to have a balance of $220

  4. algebra

    Which could be a first step in solving the equation 1/4x+1/2=3/4x in an efficient way? Select two answers. A.multiply by 4 on both sides B.multiply by 2x on both sides C.subtract 1/4x from both sides D.add 1/2 to both sides plz help i need an answer

  5. quadratic functions

    The graph of a quadratic function can have 0, 1 or 2 x-intercepts. How can you predict the number of x-intercepts without drawing the graph or (completely) solving the related equation? Suppose that the graph of f(x) = ax^2+bx+c has x-intercepts (m,0) and

  6. PLEASE HELP ME!!!

    What is the first step in solving the problem, 3x-8/12=9? A) Add 8 to both sides. B) Multiply by 12 on both sides. C) Divide by 3 on both sides. D) Subtract 9 on both sides.

  7. algebra (check answers)

    1. what equation represents the following word sentence? the quotient of a number b and 0.3 equals negative 10 i think it's b/0.3 = -10 2. which equation is equivalent to the following equation? -3/4x + 1/8 = -3/8 a. -3/4x = -3/8 - 1/8 b. -3/4x = -3/8 +

  8. algebra

    Marina is solving the equation below by using the multiplicative inverse, or the reciprocal. One-fifth (x minus 2) = 20 By which number should Marina multiply both sides of the equation as the first step in solving it

  9. Math

    Which of the following is not a strategy for solving simple exponential equations? Question 12 options: a) Express both sides as powers with a common base and then equate the exponents. b) Divide both sides by the common base and compare the exponents c)

  10. Algebra

    Which of the following describes a correct method for solving the equation below? -7/2n + 5 = -16 1. add 5 to both sides, then divide both sides by 2/7 2. subtract 5 from both sides, then multiply both sides by -7/2 3. add -5 to both sides, then multiply

  11. algebra

    What is the first step to solving the equation: 4(x + 4) = 24 Add 4 to both sides, subtract 4 from both sides, or distribute 4 times x + 4?

  12. MATH

    Which method of solving quadratic equations should be used when only an estimated solution is necessary? factoring quadratic formula graphing MY GUESS GRAPHING?

  13. Algebra

    Solve each system graphically. #6. 4x - y = 9 x - 3y = 16 I need to find at least one pair of points that fit. I tried using the elimination method and got (5 and 6/7, -22), which did not even work for the first equation. I also tried graphing it but it

  14. Math

    If a graph of a quadratic function can have 0, 1 or 2 x-intercepts. How can you predict the number of x-intercepts without drawing the graph or (completely) solving the related equation? Suppose that the graph of f(x) = ax^2+bx+c has x-intercepts (m,0) and

  15. Algebra

    what is an equation for a polynomial whose graph intersects the horizontal axis at -7,8 and 15

  16. algebra

    Heather is solving an equation by graphing the expressions on either side of the equal signs. If the graph intersects at an infinite number of points, which statement could describe the equation Heather is attempting to solve?

  17. Calculus

    Use a graphing utility to graph the polar equation shown below. r = cos 5Θ + n cos Θ, 0 ≤ Θ ≤ π For the integers n = -5 to n = 5. As you graph these equations, you should see the graph change shape from a heart to a bell. I'm sorry. I'm having

  18. Algebra

    What will the display of a graphing calculator look like if you graph the left side of an equation with an infinite number of solutions as y1 and the right side of the same equation as y2? A. The graph of the lines will intersect at exactly 1 point. *** B.

  19. Calculator help

    can someone tell me how to graph this equation on my graphing calculator: 300(2+sin(4sqrt x+0.15)) for 0

  20. Math

    Hey! So I'm horrible when it comes to graphing inequalities, I'm good at solving them, just not graphing them. Could I have some help with this question? Which inequality matches the graph? 4 B. 3x + 1 ≥ 4 C. 3x + 1 < 4 D. 3x + 1 ≤ 4 Can someone just

  21. Math-due today, need a check

    Please help me with this, below is a question I have to answer…below that is my answer…did I do, or answer this correctly? Post a response of at least 50 words to the following: Explain how to graph linear equations using the x- and y-intercepts.

  22. pre-algebra

    Explain the basic method(steps) for graphing a linear equation. Can you give an example of a linear equation and show me how to graph the equation?

  23. Math

    Can someone please help/show me how to Graph linear equations?? Directions~ Graph the following linear equations by plugging in values for x, solving for y, and keeping track of your x- and y-values in a table. You should determine at least three points on

  24. Algebra 1 Explanation (Anyone, please!)

    Please, can anyone explain the concept of graphing quadratic functions to me? For example, how must I graph gradratic functions such as y = x^2 - 2x - 3? If anyone could also include step-by-step solving methods, I would truly appreciate it.

  25. math axis of symmety

    What is the equation of the axis of symmetry of the graph with the order pairs of (-2,0) and (6,0). How would I do this since? I thought perhaps I could do -2+__=6 which would be 8 then 8/2 =4 so x=4 my brother says I'm suppose to do 6-2=4/2=2 so x=2 who's

  26. Trigonometry

    Directions: Use a graphing utility to approximate the solutions of the equation in the interval [0,2π) by setting the equation equal to zero, graphing the new equation, and using the ZERO or ROOT feature to approximate the x-intercepts of the graph.

  27. Algebra

    Today I’m learning something new but I don’t know how to solve this. I have 2 questions about it but I feel as if, if someone explain/ show how I can complete the first one I’ll be fine with doing the second one in my own. How is a graph different

  28. HELP!!!!!

    What is the first step in solving the problem, 3x-8/12=9? A) Add 8 to both sides. B) Multiply by 12 on both sides. C) Divide by 3 on both sides. D) Subtract 9 on both sides.

  29. Algebra

    Can somebody please help me with solving this and show steps if they can. Solve the equation. Check for extraneous solutions. 9|9-8X|=2X+3 For my answer I got X=-1 I divided by 9 on both sides I got 8X=2X-6 Then I divided by 6 on both sides and got X=-1

  30. Math

    Graph the equation. Be sure to simplify equation before graphing it. -18+2y=-7y I got the answer y=2 because I subtracted 2 from both sides got -9 then divided by -18 and got 2. y=2. So now can someone help me with graphing the points?

  31. Trigonometry

    I'm having a lot of trouble with graphing trig functions. Can anyone tell me how to graph this equation on a graphing calculator? Sketch the graph of y= sin x in the interval 0 ≤ x ≤4π

  32. pre-calculus 11

    I have the question what is the equation of the function in the form f(x) = 1/x-c for the function with a vertical asymptote at x=1? sketch the graph. I am uncertain how I plug this into a graphing calculator. Could I substitute 1 for x and then put an x

  33. Algebra 2

    I need help with this problem because I do not have a graphing calculator. Explain how you would solve this equation using your graphing calculator in five steps then give the solution. 2x- 3y=8 5x+ 4y= 11 Also how do you determine how many solutions a

  34. MATH

    Solving by graphing DQ 1 Solving by substitution Solving by elimination Which method do you think would be best to solve this system? y=10x-8 y=1/2x+5

  35. algebra1

    How do i solve this problem? 2(x-3)-3(x+5)=3(x-2)-7 what are the steps to solving this equation? HELP!!! Multply out the parentheses and then combine terms First step: 2x - 6 -3x -15 = 3x -6 -7 -x -21 = 3x -13 Nox add x + 13 to both sides of the equation

  36. math (graphing)

    I need to graph "y = -2x+5" and "y = 4/5x-3"... I don't think it's possible to help graphing on this site.. so can you please tell me any other sites where it would show how to graph those equations? also, I'm having trouble graphing INEQUALITIES. any help

  37. Math

    When solving A system by graphing how can you tell if the solution is the equation of the line

  38. Algebra 1 (Reiny or Kuai)

    Solve each equation. 1. p(1 + 4) - 2(p + 6) = 6 A: p = -2? Without graphing, tell whether each point is on the graph of 2x - y = 5. 1. (1, -2) A: Since (1, -2) is not a solution of 2x - y = 5, (1, -2) is not on the graph?

  39. Math

    I have a problem in graphing that says: Find 2 numbers that satisfy this equation, then graph. The graphing I can do but am having trouble finding 2 numbers. I thiink that one of the numbers is -1. What could the other one be? Thanks so much in advance!

  40. ALGEBRA

    i AM HAVING TROUBLE GRAPHING SOLVING THE FOLLOING BY GRAPHING. cAN SOMEONE HELP PLEASE. 2X=Y=1 2X-Y=5 i do know that the lines do not intersect what do I do with the problem

  41. mat/116

    Thanks you guys for the past help, but I am stuck on this line graphing. So can someone help in solving and graphing this compound inequality. 9x+1>= -53 or 4x+3>= -9 what would the solution {xlx>...}be.

  42. math/algerbra

    What is the equation for finding the midpoint? The midpoint of a line whose end points are (x1, y1) and (x2, y2) is ( (x1 + x2)/2, (y1 + y2)/2 ) hOw dO yOu find the x and y intercept if the equation is nOt in slOpe intercept fOrm? 4+-5=7+8=2 When I doing

  43. help please

    What is the first step in solving the problem, 3x-8/12=9? A) Add 8 to both sides. B) Multiply by 12 on both sides. C) Divide by 3 on both sides. D) Subtract 9 on both sides.

  44. math

    What is the line of thought or sequence of thought for solving simple algebraic expressions? When I'm asked to solve the expression (5k)k^3....first I check with my list of exponent rules, and there are always a few that could be used to solve the

  45. Math

    Jen and Heather went to lunch. When the bill came, Jen discovered she had only $6. Luckily, Heather had enough money to pay the other part, or 3/5 of the bill. How much did Heather pay and how much was the total bill? Please explain how you got these

  46. Algebra

    I am in need of assistance with the following problem: v-4(4-v) = -2(2v-1) I don't want an answer I will work the problem myself I just need some one to assist me with the detailed rule or formula to work the problem. I have been on multiple sites trying

  47. ALgebra

    Indicate and explain the logical error in the following set of algebraic expressions Let a=b square both sides to get a^2=b^2 a^2=b*b Since a=b, then a^2=a*b Subtract b^2 from both sides a^2-b^2=a*b-b^2 Factor both sides: (a+b)(a-b)=b(a-b) Divide both

  48. Pre calculus

    Okay, I'm really fuzzy about my log and exponential chapter. For example, solving some exponential equation such as e^3x-7 x e^-2x=4e I assume I start this equation by taking the natural log of both sides, but how will I know just by looking at an equation

  49. exponential and logarithmic graphs question

    hi, i desperately need help solving this question: Find the values of A and k if the general equation of the graph shown is y=Ae^kx where the graph goes through the points (-1,-4) and (-2,-10) do i solve it using simultaneous equations? because i have

  50. Math

    1. Given the following polynomial: 2x^2 + 7x - 15 = 0 Check all that apply.  The value of the discriminant is 169.  There are 2 real roots.  There are 2 irrational roots.  The graph intersects the y-axis twice.  The parabola is directed

  51. Math

    I'm having problems solving for an equation with a single variant. example: 3x + y + 3 Please show work so I can fully understand Thanks I don't understand your question, you don't have an equation. I have to graph 3x + y = 3, so I was trying to solve it

  52. Algebra 2

    Solve the equation by graphing. 5 = -√x-3 I don't know how to make the graph. What would the graph look like? I worked out the equation and this is what it came out to be: 5 ≠ -5, which is no solution. Is there a way to graph this? Sorry, confused...

  53. Math/Algebra

    Please help me with this, below is a question I have to answer…below that is my answer…did I do, or answer this correctly? Post a response of at least 50 words to the following: Explain how to graph linear equations using the x- and y-intercepts.

  54. Math

    How to graph: x(x+3)^2 I understand its a cubic function. Anyone care to help me with solving and graphing it? thanks.

  55. Pre-Calculus

    1) Use a graphing utility to obtain the graph of the function. Give the domain of the function and identify any vertical or horizontal asymptotes. x+4/ x^2+x-6. 2) Use a graphing utility to graph the function and determine the x-intercepts and B. set y=0

  56. physics

    Heather in her Corvette accelerates at the rate of (3.40ihat- 2.00jhat) m/s2, while Jill in her Jaguar accelerates at (1.00ihat + 3.40jhat) m/s2. They both start from rest at the origin of an xy coordinate system. Determine the following after 5.50 s. (a)

  57. math

    tracy is 7 times as old as heather. if let x be the age of heather now. If in five years time , tracy will be four times as old as heather, write an equation involving x and solve it to find what tracy's age is now.

  58. Algebra

    Solve the following system of linear inequalities by graphing. x-3y>6 3x+2y>12 For the first equation I came up with y-3/2x+6 For the graph: could someone explain in detail what side of the line I graph? Thanks!!!!

  59. Math

    Which could be a first step in solving the equation 1/4x + 1/2 = 3/4x in an efficient way? Select two answers. A. Multiply by 4 on both sides*** B. Multiply by 2x on both sides C. Subtract 1/4x from both sides D. Add 1/2 to both sides***

  60. algebra 2

    use a graphing calculator to graph the function y=x^2-3x+15. a. what does the graph let you conclude about real number solutions of x^2-4x+13=0? explain. b. substitue 2-2i for x in the equation x^2-4x+13=0. simplify. is the resulting equation true? show

  61. trig

    Rewrite the expression in terms of the first power of the cosine. Use a graphing utility to graph both expressions to verify that both forms are the same. 5 sin6(x)

  62. Please help me...Please....Math

    Find the coordinates by solving and graphing the equation : -x^2-x+30=0

  63. Calculus

    Hello, I would greatly appreciate any help that I can have with the following calculus question below. It has to do with separable differential equations. I'm also going to explain what I've done so far, so please bear with me (but honestly I don't think

  64. Math help mrs sue

    When solving A system by graphing how can you tell if the solution is the equation of the line

  65. Calculator reposting

    Hi, I'm trying to graph the equation "y=3x" on my graphing calculator BUT the "x" is in exponential form-aka small and up to the right of the 3. How do I graph it? I know that you go to "y=" and then I typed a 3, but how do I get that little x? Thanks very

  66. Calculator problem-- urgent!!!

    Hi, I'm trying to graph the equation "y=3x" on my graphing calculator BUT the "x" is in exponential form-aka small and up to the right of the 3. How do I graph it? I know that you go to "y=" and then I typed a 3, but how do I get that little x? Thanks very

  67. pre calc

    (-9x^3-6x^2-x+3)/(2x^2+5x+2) I have figured out the equation for the slant asymptote = (33/4)-(9x/2) but this next ? is throwing me off. I have tried graphing and everything and it doesnt seem to work. What is the smallest value of x at which f(x)

  68. MATH HELP!

    Help with any of these would be greatly appreciated! THANK YOU! 2. How would i determine the values of 'k' if the graph y=2x^2-2x+3k intersects the x-axis at two distinct points? 3. The path of a basketball can be modeled by the equation h(d)=-0.13d^2+d+2.

  69. math correction

    solve for x: 3x - 2y = 6 i need help in solving this: the possible answers has to be one of these: A)2y +6 divided by 3 b)3x -6 divided by 2 C) 2 + 2y D) 2/3y + 6 but how i keep trying and i don't get non of these. Add 2y to both sides of the equation.

  70. Math (Algebra)

    I sent my professor asked the pros and cons of each method, I answered with this; When graphing; pros are that graphing gives you a picture of what the solution is. Cons would be is that graphing is not always accurate and it is difficult to see the

  71. equations

    Complete the process of solving the equation. Fill in the missing term on each line. Simplify any fractions. y/15 + 3 = 6 y/15 = (subtract 3 from both sides) y = (multiply both sides by 15

  72. Logarithmic Function

    Could you please verify and calculate the following logarithmic equation: y = 2log_2(2)(x+2)-4 , in which x=2. So the equation would become: y = 2log_2(2)(2+2)-4 Solving... y = 2log_2(2)(4)-4 y = 2log_2(8)-4 y = 2(3)-4 y = 6-4 y = 2 So I got y=2, however

  73. math

    Has anyone ever used Equation Editor ? If so how would you do for instance graphing on it for the following equation x>4. I know how to graph it on paper etc. BUt using this program i do not.

  74. Algebra(please help ASAP!)

    This is a little difficult... Graph the Function y=3 less than the absolute value of x+2 Obviously you cannot show me this on a graph, but I just need help with solving the equation... Thanks!!!

  75. math

    how would you solve for y in this problem: x=(y^2+3y)^(1/3) I got: y= x^3/y - 3 ? and for this problem: x= 1/[(y^2+3y-5)^3] I got: y = y/x + 5/y - 3? However, I do not know how to solve for y explicitly. I don't think quadratic formula would work in these

  76. math

    What is the equation for the line of symmetry for the graph of this function? function y = x2 - 4x - 5, if you have a graphing calulator you can put it in there, or just graph it on a piece of paper using a T chart. find it by one of those.

  77. algebra

    Can someone show me how to graph this equation by graphing? 5x-4y=-8 4y-5x=8

  78. Math

    I have a TI-83 graphing calculator. How do you graph a polar equation on this calculator. Also how would I graph lim 5/x-2 x-->2 in order to find the limit?

  79. Math help

    Help with any of these would be greatly appreciated! THANK YOU! 1. How would i solve 3x^2 - 4 = 0? And in simplest radical form? 2. How would i determine the values of 'k' if the graph y=2x^2-2x+3k intersects the x-axis at two distinct points? 3. The path

  80. Math

    if Jen and Heather went to lunch. Jen discovered that she had only $8.00. Luckily Heather had enough money to pay the other part or 3/5ths of the bill. How much did Heather pay? and How much was the total bill ?

  81. Math

    Jen and Heather went to lunch. When the bill came, Jen discovered that she only had $8. Luckily, Heather had enough money to pay the other part, 3/5 of the bill. How much did Heather pay? How much was the total bill? I'm having a hard time understanding

  82. algebra

    Solve the equation algebraically. Round the result to three decimal places. Verify your answer using a graphing utility. e−^8x − 6xe^−8x = 0 x = I need help solving this problem.

  83. math

    Jen and heather went to lunch? Jen had $8.00. Heather had enough money to pay the other paert, or 3/5 of the bill. how much did heather pay

  84. Math

    Heather worked for 15 3/4. She was paid a total of 102 3/8 dollars. What is Heather hourly wage?

  85. pre-cal

    What are the steps for solving this? Directions Use the quadratic formula to solve the equation in the interval [0,2PI). Then use a graphing utility to approximate the angle x. 4cos^2x-4cosx-1=0 thanks.

  86. algebra help please

    Business and finance. The cost of producing a number of items x is given by C = mx + b, in which b is the fixed cost and m is the variable cost (the cost of producing one more item). (a) If the fixed cost is $40 and the variable cost is $10, write the cost

  87. Pre Calc

    Without actually graphing it, show that the graph of the equation x^3+y=x is symmetric with respect to the origin.

  88. Algebra

    -4^2+44x-160=0 If you graphed the above equation, would the graph open up or down? How can you tell without graphing it?

  89. math

    Without actually graphing it, show that the graph of the equation x^3+y=x is symmetric with respect to the origin

  90. geometry

    Ryan’s teacher asked him to graph circle E with equation (x – 5)2 + y2 = 25. Below is the graph he submitted. Circle E that contains points 30, 0; 5, negative 25; negative 20, 0; 5, 25. What, if anything, did Ryan do wrong when graphing this equation?

  91. elizabeth shelton

    jen and heather went to lunch. when the bill came , jen discovered that she had only $8. luckily heather had enough money to pay the other part, or 3/5 of the bill. how much did heather pay?

  92. Algebra

    Questions on piecewise function graphing Obviously I can't get help with the actual graphing here but I am hoping someone can push me in the right direction Problem: f(x) {4, if 0

  93. Algrebra II

    hi, thanks for reading this I have a question for finding vertical and horizontal asymptotes! as to finding the intercepts, domain, and graphing it all together... like y= 6 over (x+3) I don't quite understand the concepts and things, but if you can give

  94. Math

    Which could be a first step in solving the equation 1/4x + 1/2 = 3/4x in an efficient way? Select two answers. multiply by 4 on both sides multiply by 2x on both sides subtract 1/4x from both sides add 1/2 to both sides

  95. algebra

    I need help solving and graphing the equation. y= -7+3

  96. Math, Algebra

    choose the correct solution and graph for the inequality (3y-6)/3 +4 = 5 Someone please help me and show me how to solve this. The numbers in parentheses are over a fraction, which is the number next to the slash. I can do the graphing myself, I just need

  97. Algebra

    Here is what I have done so far with thes two equation that I need to slove by graphing 2x+y=5 y=5-2x 3x-y=10 -y= 10- 3x I have substituted y= 5-2x into the second equation 3x- (5-2x)=10 5x+5=10 x=1 Here I got lost and don't know what to do next in

  98. math

    jen and heather went to lunch. when the bill came, jen discovered she had only$6. luckily, heather had enough money to pay the other part, or three fifths. how much did heather pay? how much was the bill?

  99. Math

    jen and heather went to lunch. When the bill came, Jen discovered that she has only $8.00. Luckily, heather had enough money to pay the other part, or 3/5 of the total bill. How much did Heather Pay?

  100. Precal

    Please help. I'm having a lot of trouble with solving inequalities and graphing them solve the inequality and graph the solution on the real number line x^2+x-6/x I got SS: -infinity to -3 including -3 union -2 to infinity including -2 is that right?

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