Math: slope problem

151,438 results

Math/Algebra do u know how to do slope intercept?

The following problems are in slope,point slope, and slope intercept forms of a line. Could you check these thanks. Find the slope intercept form of a line that passes through these two points (-4,4) and (2,1) Answer: y= -1/2x-2 Find the slope intercept form of a line that is ...

math

what is the slope of the graph? what does it mean in the context of the problem? the slope for the problem is 2 i don't understand the second question then it says what is the y-intercept and what does the y-intersept represent. for the problem the y-intercept is 3, the second...

math

what is the slope of the graph? what does it mean in the context of the problem? the slope for the problem is 2 i don't understand the second question then it says what is the y-intercept and what does the y-intersept represent. for the problem the y-intercept is 3, the second...

math, correction

Write the equation of the line with given slope and y-intercept. Then graph each line using the slope and y-intercept. Problem #1: Slope: -2; y-intercept: (0,4) my answer: The points I used to graph were: (0, 4) and (2, 0), the equation is: Y= -2x + 4 Problem #2: Slope: 5; y-...

math,correction

the problem states. find the slope of any line perpendicular to the line through points (3,3) and (2,8). so did the formula m= (y2-y1)/(x2-x1) and from it i got -5 so the slope is -5 and anyline perpendicular to this sloe would be positive 5 is that correct. no. the slope ...

math

How do you solve this problem? Find the slope-intercept equation of the line that has the given characteristics. Slope 8 and y-intercept (0,5) The slope-intercept equations is y=

Jay

Please help me to solve this problem. Thank you in advance for helping to solve this problem. Have a great day. Here is the question? Use the point-slope form to write the given slope and point. Leave the equation in that form: slope 7/8, passes through (-2,-9)

Math

On a grid with points R(-2,-6)& S(3,4), what is the slope of line RS? I don't know how to find the slope. Thank you. The formula for a straight line is y = mx + b m is the slope and b is the y intercept. One way is to plug in the two sets of points listed in the problem and ...

math

Directions: Find the slope of any line perpendicular to the line through points(0,5) and (-3,-4). THis is what i did. m=(-4-5)/(-3-0)=(9)/(3)=3 y=mx+b using points :(0,5) 5=3(0)+b 5=b y=3x+5 so the slope of the perpendicular line is (-1)/(3) When finding the slope, you got ...

math

When determining the slope of a line, what is the correct way to leave the answer? For example, my problem is: Find the slope of the line passing through (-7,9) and (5, -7) After subtracting the y's and the x's,I know the slope is -4/3, but do I leave the answer like that or ...

math,help

this other one how can i actually prove it if this is the equation to use. the problem states: Prove that if a line has slope ma nd y-intercept b, then an equation of th eline is y=mx+b. then it says (Hint: use the point-slope equation theorem) I've looked at it but i ...

math

i am stuck on this problem: Find the slope and y-intercept of the line represented by the table of values below, then answer the question that follows. x y -10 -310 5 80 12 262 19 444 What is the sum of the slope and the y-intercept? For the y-intecept i got 26 for the slope i...

math help & correction

Problem #1 Is this correct or wrong? Find the slope of the line passing through the points(-1, -1)and(-1, 2). Write the equation of the line. For this one I KEEP GETTING Y= - (3)/(2)x-2.5 Problem #2 Find the y-intecept and slope of 7x+9y=72 My answer: Slope is: - (9)/(8) y-...

Algebra

Doing a slope project in Algebra. The instructions are to make a picture And label coordinates points.. You have to show a negative slope. A verticle slope, an undefined slope, And a positive slope. Here is my problem. I have to write An equation and show my work for the ...

slope

Find the slope of the line passing through the given points using the slope formula. Enter the slope in simplest form. Describe the slope as positive, negative, zero, or undefined. (8,2) and (15,9) my answer = 1 the slope is posistive

Math

Write an equation in point slope form y-y1=m(x-x1) for a line containing the point (1,2) and has a slope of 3 Can someone explain how to do this problem. I'm having trouble with this.

Math

How do you get a slope if you only have the y-intercept. example: (0,5) and (-3, -4) To find slope: slope = (y2 - y1) / (x2 - x1) With your values: slope = (-4 - 5) / (-3 - 0) = -9/-3 = 3 I hope this will help and is what you were asking.

Math

I cannot remember how to find the slope of a line when you are given two points. Here is the problem. The slope of a line through (2,1) and (5,n) is 3. n=___ I ended up with -2. But I don't think that is the right answer. I put the points in slope-intercept form and solved for...

Math

Which of the following is TRUE about the line through the points (–1, 4) and (–1, 2)? Please EXPLAIN/SHOW WORK. A. The slope is undefined B. The slope is negative C. The slope is 0 D. The slope is positive

Algebra

I'm suppose to write an equation with the following information: Line passes through (2,-6) and is parallel to x=8 I know i must use the slope point form the problem is that since x=8 I don not know which is the slope. Please help me :) The line for x=8 is a straight line ...

math

**Problem 3: Create a linear function (y=mx+b) and graph the line for the following set of data. x | y 2 | 1 4 | 2 6 | 3 First, use the slope formula to find slope: (y2-y1)/(x2-x1) Then, put the slope (m), a 'y' point, and matching 'x' point into the formula y=mx+b. Solve for...

Another simple math problem (y=mx+b)

Write an equation in slope-intercept form for each line described. (I just need my work checked, thank you!) The slope = 1/2, and the line passes through the point (3, -1) First I used point slope formula y-ysub1 = m(x-xsub1) y+1=1/2(x-3) then, went on to distribute, getting y...

Math

1) What is the slope of a line that is parallel to y = 2? 2) What is the slope of a line that is perpendicular to y = 2? 3) What is the slope of a line that is parallel to x = -4? 4) What is the slope of a line that is perpendicular to x = -4? I don't get any of these problems...

MATH...somewhat urgent

I have three problems I would like checked please.1: I need to graph and find the y intercept of 6y+5x=-18 First I want to solve for y therefore I will let x be 0: 6y+5(0)=-18 6y=-18...I will now divide y=-3 Therfore the first set to plot would be (0-3) Now I solve for x, so I...

Calculus I

y = x^3 - 8x^2 + 6x -2 has a slope of 6 at two points, what are the coordinates? I did the power rule to derive the equation: y'= 3x^2 - 8x + 6 , and then I tried to factor it to find the x intercepts but it doesn't work. But anyway, my point of confusion is where does the ...

math problem

please find slope and y intercept f(x) = -3x -6 Slope = intercept =

Algebra1

Complete this sentence with the correct choice: y = 4 is a horizontal line with ________. undefined slope. a slope of 4. a slope of 0. None of the above will make a true statement. Draw a line through y = 4 and parallel to the x axis. Now, what slope is that? is it a slope w/0...

Math

For the equation y = -6x, what is the slope and y intercept? The formula is y = mx + B. I know that m = the slope and B = the y intercept. So in the equation y = -6x, what is the slope and y intercept? Is -6 the y intercept or the slope? Because if it's the slope, How am I ...

Math

For the equation y = -6x, what is the slope and y intercept? The formula is y = mx + B. I know that m = the slope and B = the y intercept. So in the equation y = -6x, what is the slope and y intercept? Is -6 the y intercept or the slope? Because if it's the slope, How am I ...

Math

Finding the slope and y-intercept for x = -9, I beleive is (-9, 0) and the slope is undefined. However what if you are looking for the slope and y-intercept of y = x? Hmmm. It is a vertical line, so you are right, slope is undefined. Now y=x is easy Rewrite it as y= 1*x + 0 ...

physics

The goliath beetle, can reach a mass of 0.080 kg. Suppose a goliath beetle is placed on a slope that makes an angle of 37.0 degrees with the horizontal. Find the acceleration of the beetle along the slope, assuming the slope is frictionless. If a force of 1.40 N upward along ...

math,question

okay i really don't understand this problem. It says: Prove the point-slope equation property which is : Point-slope equation(an nonvertical line with slope m and containing a point (X1,Y1) has the point-slope equation of y-y1=m(x-x1). Now show that any point (x2,y2) on the ...

Math

I need help with this problem: Write an equation that will give the slope of f(x) at every point: f(x)= -4x^2-17x+5.6. It seems basic but I am having trouble understanding what the problem is asking for.

algebra

What is the slope of a line through (-5,2) and (6,7) in the standard(x,y) coordinate plane? Sorry, I forgot the choices F.9 G.5 H.-5 J. 5/11 K. -5/11 The main reason i can't figure this out is because I can't remember the slope formula. I need the slope formula but i also need...

Math

Instructions: Use point - slope form of each equation to identify a point the line passes through and slope of the line. Problem: y-2=3/4(x+9)

Algebra

I have an assignment to write an equation to point-slope form, then to standard form, and then to slope-intercept form. I have used the points (-2,-1) or (1,2), but I used (-2,-1). Now, I have the point-slope form of y + 1= 1(x + 2) and the standard form of y – 1x = -1. When...

Help please I am lost, algebra

I have notes on this from online but they are different from this problem and I don't know how to solve it. Find the equation of a line with the given information: slope -5/4 and g(14)=-6 It is asking for, point slope form, slope intercept form, Function form, if vertical ...

Pre Algebra

I am having a problem with slopes and intercepts problems. Write each equation in slope-intercept form. Find slope and y-inercept. 3x - y = 14

math help

Problem #3 I have to graph y =4 therefore doesn't this run right on 4 going horizontal. Then it asks: List the y-intercepts coordinate and the slope of the graph? Therefore there is no slope and for the y-intercept I do not know what to do or say. Where does the line cross the...

math

find the slope of the line through the given points (8,-2) and (8,-1) when i do the math I come up with 1/0 as the slope making that infinite. Our choices for the answer are: a)0 B) 1/16 c) 3/16 d) no slope would the answer be d since the slope is infinite?

Math

I am having ahard time solving this problem and am not good with story problems, could someone please help. Can you show how you would write out problem. The average price of an acre of U.S farmland was $1132 in 2001. In 2006, the price of an arce rose to approximately $1657. ...

Math- HELP!

If f(x)=3x^2 -2x -3, let g(x)=f^-1(x). Find the slope of g(x)=f^-1(x) at the point (5,2). a.) g'(5)=1/10 b.) g'(5)=1/5 c.) g'(5)=1 d.) g'(5)=2 I can't understand how to figure out this problem because I am unable to find a derivative for the function. How do I do this problem...

Math

Check my answers? a)Use the data shown above and express in words the amount the cab company charges per ride and per mile. cost = mx + b b)Write an equation in slope-intercept, point-slope, or standard form. Explain why you chose the form you did. cost = m (1) + b cost = 1.10...

Math 116AA

find the slope if it exists of the line containing the pair of points (5,1)and (6,-2) the slope is M= the slope is undefined Help!!!!!

math

slope = -2, passing through (0, -3) equations for each line point-slope, slope-intercept form

Math/ slope

write equation of line through the point ( -3,2) and slope of 1/4 in slope intercept form

Math

Find the slope intercept form of the line with the following properties. Slope=4 containing the points (-2,-5) I know that slope intercept form is y=mx+b so the m is the slope which is 4 but now I get confused since they give me x any y values (-2,-5). Is it just y which is -5...

Math

Find the slope intercept form of the line with the following properties. Slope=4 containing the points (-2,-5) I know that slope intercept form is y=mx+b so the m is the slope which is 4 but now I get confused since they give me x any y values (-2,-5). Is it just y which is -5...

math/algebra

find the slope of any line perpendicular to the line through points (6,7) and (5,8). a)-1 b)1 c)0 d)undefined y2-y1/x2-x1 = slope So...(8-7)/5-6) = 1/-1 = -1 The slope perpendicular to that would be the negative reciprocal of -1, which is 1. Therefore, the slope is 1.

Calculus (Math 2A)

Use implicit differentiation to find the slope of the tangent line to the curve y/(x-2y) = y^3 +9 (1,10/21) ive done this problem around 10 times and i still cant get it.... when i did it the last time i got -9-y^3/ 3y^2 x - 8y^3 - 19 and the slope around 0.4754 but it is ...

My Daughter Stacy needs help in math plz help!

You have to find the x and y coordinates:(She doesn't get it and neither do I) 2x + y = 9 The question doesn't go with the equation. I suspect it is a plotting exercise Make a table x y Put in for x 0, 1, 4 Solve for each corresponding y. Then graph the points, and connect ...

Math

10x+5y=500 What is the slope? Do I have to change it to slope intercept form first? Or is there a way to find slope with keeping that equation

Physics

A 55 kg skier is at the top of a slope that is 10.0 m high. a) Set the zero level for gravitational potential energy at the bottom of the slope and find the gravitational potential energy for the skier at the top and the bottom of the slope. What is the PE difference between ...

math correction

Find the slope of any line perpendicular to the line through points (0,5) and (-3, -4). the slope i get is = 3 so the slope of any line perpendicular would be the reciprocal of 3 which is -3/1 is that the correct answer. or do i have to word it differenly like y = -3/1x + 5 if...

ALGEBRA

Find an equation in slope-intercept form passing through the points (2,5) and (7,-3). M=(-3,-5)/(7,-2) M=-8/5 IS THE SLOPE [Y=MX+B] 5=-8/5*2+B 5=-16/5+B 5+16/5=B (25+16)/5=B 41/5=B THE Y INTERCEPT Y=-8X/5 +41/5 HOW WOULD I SHOW A GRAPH ON THIS PROBLEM?

Algebra

An equation of a line through (-3, -6) which is perpendicular to the line y=-5 x +3 has slope: I know the slope is 1/5 having problem with y-intercept is

Math

Can someone please make up data and show me how these questions are done? In the original problem, the data includes; the base fare price, price by mile and price by minutes. a)Use the data shown above and express in words the amount the cab company charges per ride and per ...

Algebra 2

Can someone help me with this equation please? The directions are: Write an equation for the line in point/slope form and slope/intercept form that has the given condition. And the problem is: x-intercept = 6 and y-intercept = -8 I'm confused though I thought you needed the at...

math - pls check!!!

Write an equation in point-slope form for the line that passes through one of the following pairs of points (you may choose the pair you want to work with). Then, use the same set of points to write the equation in standard form and again in slope-intercept form. (5, 1) and (-...

algebra - slope

5x-3y=18 please do this math problem

calculus

Find a parabola of the form given below that has slope m1 at x1, slope m2 at x2, and passes through the point P. y=ax^2 + bx + c m1 = 8, x1 = 11 m2 = 7, x2 = 9 P = (5,7) y = ? I don't know where to begin. I can't find anywhere in my textbook that teaches how to solve this type...

algebra

perpendicular or parallel? x+9=y and y-x=-5 ? 2. 2x-7y=5 and 2y-7x=7? 3.Slope-intercept equation y=? of this problem the slope is 3.3 and y-intercept is (0,-7) ? 4. m=4, (3,1)....what is y=? 5. m=2/3, (5,-8)?

math

graph the line with slope 1/2 passing through the point(-5,-2) find the slope of the line 5x+5y=3 write answer in simplest from consider the line 2x-4y=4 what is the slope of a line perpendicular to this line. what jis the slope of a line parallel to this line

Physics

I have one problem I just can't figure out, A machine in an ice factory is capable of exerting 3.30 * 10^2 N of force to pull large blocks of ice up a slope. The blocks each weight 1.21 * 10^4th N. Assuming there is no friction, what is the max angle that the slope can make ...

calculus

This is from our problem set. f(x)= 2(x^3)-3(x^2)-12x+20 write an equation of the line perpendicular to the graph of f at x=0 I think i'm supposed to take the derivate of f and then find the slope of the tangent line at x=0. Then take the opposite reciporcal of that and put ...

Math problem

Please find slope if it exists x=-2

physics

A 2 kg metal plate slides down a 11-meter high slope. At the bottom its speed is 7.5 m/s. To the nearest Joule, what was the magnitude of the work done by friction?If the slope in the above problem is 22 degrees, what is the coefficient of friction?

math

This is my homework assignment, and this isn't the real problem. I made this one up. so you could walk me through the steps so I can do the real problem!! Thank you(: What is the slope of the line that passes through the pair of points (3/2 , -2) and (-3, 7/3).

math,help plz

i am lost with this one. Solve the system by graphing. what is the soltion. 2x-2y=10 x+y=3 x=4 This is how the problem is with all thre equations. Help me please..... put it in slope intercept form. put both lines in slope intercept form. 2x-2y=10 x+y=3 y= x-5 y= -x + 3 now, ...

Algebra

State the slope of the lines: a, b, c: a) Y + 8 = x Slope is: b) Y - 8 = 0 Slope is: c) x – 8 = 0 Slope is: PLEASE HELP ASAP

College algebra 116

Real world problem You are hosting a party at a restaurant. The restaurant charges $150 to reserve the room plus $25 person for food and drink. Write a linear equation representing your total bill based on the numbe of people at your party. If you graph this line, what is its ...

Math 10th grade

What is a "Slope, Midpoint & Distance"? This is the problem: (7,3) and (-1,-4)

math problem

Graph using the slope and y intercept what are the points x+3y=9

math problem

find slope containing pair points (1,3) and (5,-7)

Math (PLEASE HELP)

Can someone please help me do the following problems? I don't care for the answers, I just wanna know how to do this stuff. I am always forgetting how to do certain things in math. 1)ABCD is a rhombus with diagonals intersecting at E. If m<ABC= 4m<BAD, find m<EBC. 2)...

math,correction

The question asks: Find the slope of any ilne parallel to the line through points (20,9) and (7,8). so i found slope which i did: y=(9-8)/(20-7)= (-(-)/(13) so by having the slope how do find another the slope of any line parallel to this one that go through the points. slope ...

Math, please check answer

Find the slope of the line through the given points. ( 8, -2) and ( 8, -1) Since 8-8 is 0 would the slope be 0 or would there be no slope?

Math

Please let me know if I figured this out correctly. Directions: Find the slope of a line perpendicular to the graph of each equation. 1) y= -x/5 - 7 Answer: Slope = 5 2) 2x + 3y=5 Answer: Slope = 3/2 Thank you!

Math for Reiny

your derivative is correct. now just plug in x = π/2 to get the slope remember that tan(π/2) is undefined, BUT cot (π/2) = cos(π/2) / sin(π/2) = 0/1 = 0 so slope = -csc^2 (π/2) = 2 I calculated and got -1 as the slope. Can you please explain how ...

Math for Reiny

your derivative is correct. now just plug in x = π/2 to get the slope remember that tan(π/2) is undefined, BUT cot (π/2) = cos(π/2) / sin(π/2) = 0/1 = 0 so slope = -csc^2 (π/2) = 2 I calculated and got -1 as the slope. Can you please explain how ...

math

a ski slope at a mountain has an angle of elevation of 25.2 degrees. the vertical height of the slope is 1808 feet. how long is the ski slope. show diagram

math

find the equation (in slope intercept form) of the line with the given slope that passes through the point with the given coordinates slope:-5/8, ordered pair (0,1)

math algebra1

what is the slope of the points {1,-2} and {3,-4} Slope is defined as the change in y divided by the change in x slope = (y2 -y1)/(x2 - x1) so then simply substitute the pts corrsesponfing to x1,x2,y1,y1 = (-4--2)/(3-1) = -1 3x-5y=1 2x+5y=9

Math--Slope

a) Why is Slope important when an airplane takes off. Explain. b) What might affect the slope of the plane at takeoff? Explain. Thanks.

math

Write an equation of the line with the given slope and containing given points. Slope intercept form Slope 4 through (-3, 3)

math

slope of the line for (4,8),(5,10) Aaron, to find the slope of a line you would have y2-y1 over x2-x1 and that will give you the slope of 2 cordinates.

Algerba

Find slope and y-intercept of following equation y=-3 x -2 knowing the slope of intercept 5 formula is y=mx+b slope is m or -3 y=-3 or m (0) -2 m=slope 5 5 y-intercept = let x=o solve for y y=0-2 y=-2 You can tell by inspecting the equation in the y = mx + b form that the ...

physics

A skier slides down a ski slope with an acceleration 2.2 m/s^2 directed down the slope. The coefficient of kinetic friction between the skis and the slope is 0.24. What is the angle of the slope with the ground?

math

y=mx t b ax t by=c ax t by t c= 0 Need every question for all 3 above how do u do these im so confused i need help! thanks 8) Through (4,0) and slope of -1 0) through (4,5) with slope -8 10) through (-2,4) with slope 7 over 3 11)through (-2,-1) with slope of 0 13)through (3,2...

Algebra

A line has slope -5/3. Through which two points could this line pass? A: (12,13), (17,10) B: (16,15), (13,10)*** C: (0,7), (3,10) D: (11,13), (8,18)*** My Explanation: I know how to use the formula for slope, which is y2 -y1 over x2 - y2, so I know how to solve the problem. ...

Algebra

write the equation of the line passing through (-6, -9) and (0, -9). Can some one help me with this please. When I tried to solve this problem I got a slope of 0 and I do not know what to do from there I notice the y is constant, so there is zero slope. The equation of the ...

math

Consider the function f(x)=2sqrtx+4 on the interval [2,8]. Find the average or mean slope of the function on this interval. ? By the Mean Value Theorem, we know there exists a c in the open interval (2,8) such that f'(c) is equal to this mean slope. For this problem, there is ...

Algebra

I have an assignment that asks me to write an equation in slope-intercept, point-slope, or standard form for the information given and to explain why the chosen form would be best. Below is the information given. 1. passing through (-1,4) and (-5,2) 2. that has slope 2 and y ...

Algebra

Given a line containing the points(1,4), (2,7) and (3,10) determine that slope-intercept form of the equation, provide one additional point on this line, and graph the funtion. Start by putting the first point into point-slope form: y-y1=m(x-x1), so y-4=m(x-1). Slope, or m, is...

Math Problem

The slope of the "secant line" between the points (2, 5) and (x, x 2 + 1) in simplified form is, what?

Math

I need help with this problem. Directions: Write each equation in slope interccept form x+y=-4

Math

Can someone show me how to figure out the following problem? The slope of the graph of y = 5x is what? Thank you

ALGEBRA

I need to find a slope and y intercept of the line and write the fractional answers in lowest terms. 2y+8x+3=12+8x; I would like to try this one and get your input. 2y+8x-8x-12-3; 2y/2 = 9/2; y = 9/2 however I did not find the slope. I don't think there is one in this problem??

Math

1. The slope of the tangent line to a function at a point is equivalent to __. a. the slope of the secant at that point b. the slope of the cosecant at that point c. the rate of change of the function at that point d. the slope of the secant near that point I'm having a hard ...

Calculus: for mathmate

Find the slope of the tangent line to the graph of the given function at any point: 1. f(x)= 13 I understand that you said the tangent to the line is the coefficient of x, but what would be the slope of this problem. For problems like this are there specific steps to take?

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