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
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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

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.

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

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

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

PLEASE HELP ME!!!
What is the first step in solving the problem, 3x8/12=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.

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 +

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

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)

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

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?

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

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

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

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

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?

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

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.

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

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

Mathdue 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 yintercepts.

prealgebra
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?

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 yvalues in a table. You should determine at least three points on

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 stepbystep solving methods, I would truly appreciate it.

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 62=4/2=2 so x=2 who's

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 xintercepts of the graph.

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

HELP!!!!!
What is the first step in solving the problem, 3x8/12=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.

Algebra
Can somebody please help me with solving this and show steps if they can. Solve the equation. Check for extraneous solutions. 998X=2X+3 For my answer I got X=1 I divided by 9 on both sides I got 8X=2X6 Then I divided by 6 on both sides and got X=1

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?

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

precalculus 11
I have the question what is the equation of the function in the form f(x) = 1/xc 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

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

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=10x8 y=1/2x+5

algebra1
How do i solve this problem? 2(x3)3(x+5)=3(x2)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

math (graphing)
I need to graph "y = 2x+5" and "y = 4/5x3"... 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

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

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?

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!

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

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.

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

help please
What is the first step in solving the problem, 3x8/12=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.

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

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

Algebra
I am in need of assistance with the following problem: v4(4v) = 2(2v1) 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

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^2b^2=a*bb^2 Factor both sides: (a+b)(ab)=b(ab) Divide both

Pre calculus
Okay, I'm really fuzzy about my log and exponential chapter. For example, solving some exponential equation such as e^3x7 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

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

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 yaxis twice. The parabola is directed

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

Algebra 2
Solve the equation by graphing. 5 = √x3 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...

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 yintercepts.

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.

PreCalculus
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+x6. 2) Use a graphing utility to graph the function and determine the xintercepts and B. set y=0

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)

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.

Algebra
Solve the following system of linear inequalities by graphing. x3y>6 3x+2y>12 For the first equation I came up with y3/2x+6 For the graph: could someone explain in detail what side of the line I graph? Thanks!!!!

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***

algebra 2
use a graphing calculator to graph the function y=x^23x+15. a. what does the graph let you conclude about real number solutions of x^24x+13=0? explain. b. substitue 22i for x in the equation x^24x+13=0. simplify. is the resulting equation true? show

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)

Please help me...Please....Math
Find the coordinates by solving and graphing the equation : x^2x+30=0

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

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

Calculator reposting
Hi, I'm trying to graph the equation "y=3x" on my graphing calculator BUT the "x" is in exponential formaka 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

Calculator problem urgent!!!
Hi, I'm trying to graph the equation "y=3x" on my graphing calculator BUT the "x" is in exponential formaka 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

pre calc
(9x^36x^2x+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)

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^22x+3k intersects the xaxis at two distinct points? 3. The path of a basketball can be modeled by the equation h(d)=0.13d^2+d+2.

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.

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

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

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 = 64 y = 2 So I got y=2, however

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.

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!!!

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+3y5)^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

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.

algebra
Can someone show me how to graph this equation by graphing? 5x4y=8 4y5x=8

Math
I have a TI83 graphing calculator. How do you graph a polar equation on this calculator. Also how would I graph lim 5/x2 x>2 in order to find the limit?

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^22x+3k intersects the xaxis at two distinct points? 3. The path

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 ?

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

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.

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

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

precal
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^2x4cosx1=0 thanks.

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

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

Algebra
4^2+44x160=0 If you graphed the above equation, would the graph open up or down? How can you tell without graphing it?

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

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?

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?

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

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

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

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

Math, Algebra
choose the correct solution and graph for the inequality (3y6)/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

Algebra
Here is what I have done so far with thes two equation that I need to slove by graphing 2x+y=5 y=52x 3xy=10 y= 10 3x I have substituted y= 52x into the second equation 3x (52x)=10 5x+5=10 x=1 Here I got lost and don't know what to do next in

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?

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?

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+x6/x I got SS: infinity to 3 including 3 union 2 to infinity including 2 is that right?