Questions on Algebra: Linear Equations, Graphs, Slope answered by real tutors!

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Question 520570: Find an equation in slope-intercept form for the line with x-intercept -2/3 and perpendicular to 2x-y=4.
Click here to see answer by stanbon(75887)

Question 520688: how do i graph 4x+2y=4

Click here to see answer by Romero4243(1)

Question 520688: how do i graph 4x+2y=4

Click here to see answer by mananth(16946)

Question 520907: how do you solve x-y=3
x+y=5
Click here to see answer by deborabr(181)

Question 520922: in the equation p(x)=12x-100 what is the meaning of the number 12 in the formula?
what is the meaning of -100 in the formula?
find the profit for 5 different vaules of x?
Click here to see answer by stanbon(75887)

Question 520870: Give the slope and y intercept of y = 4x + 5
Click here to see answer by Alan3354(69443)

Question 521007: How do I solve a problem saying "By law, the maximum slope of a wheelchair ramp is 1/12. " A ramp is designed that is 4 feet high and has a horizontal length of 50 feet. Does this ramp meet the law?" Please explain this to me I am truly confused!!!
Thank you for your time and help!
Click here to see answer by Alan3354(69443)

Question 521020: How do I find the slope on points 1,135 and 2,270 then graph it? I have already tried and I believe my slope is way to big graph I got 135/1. I just not seem right if it is please explain it. Thank you!
Click here to see answer by solver91311(24713)

Question 521114: Give the value of m and c for the straight line equation
y = 2x+3
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Question 521136: Please help me in this question i got it for h.w and i need it for tomorrow please help! Thanks so much i really appreciate it!
Question: Why is it impossible for any point to lie on both y=3x+5 and on y=3x-2?
Please help and show how you got to it. Thanks! :)
Click here to see answer by jim_thompson5910(35256)

Question 521150: given the standard form of a line 4x-5y=-15, identify the coordinates of the x and y intercepts?
Click here to see answer by solver91311(24713)

Question 521178: 17=8c-7
Click here to see answer by solver91311(24713)

Question 521178: 17=8c-7
Click here to see answer by jim_thompson5910(35256)

Question 521244: I need help with this equation: Find and graph each linear equation, I know how to do the graphing part, just need help figuring out the equation please. I have poor examples in the book. Thank you for your help. x-y=3
Click here to see answer by mananth(16946)

Question 521314: What is the slope of the line passing through the point (3, −4) and perpendicular to the line y = 3x + 5?
Click here to see answer by mananth(16946)

Question 521342: Write an equation of the line contaning the given point and perpendicular to the givin line
(3,-6); 4x+9y=7
Click here to see answer by mananth(16946)

Question 521342: Write an equation of the line contaning the given point and perpendicular to the givin line
(3,-6); 4x+9y=7
Click here to see answer by Maths68(1474)

Question 521364: 3y=-4x+12 wats the slope and the y intrecpt

Click here to see answer by mananth(16946)

Question 521381: Find equation of the line which is perpendicular to the line Y=5x+9
and has y-intercept = 6.

Click here to see answer by mananth(16946)

Question 521398: x^(3/2) =27
Click here to see answer by mananth(16946)

Question 521353: through 3,4 m=-7/9

Click here to see answer by mananth(16946)

Question 521411: Write a line in Slope-intercept form that is parallel to 5y-60+8x and contains
(-6,-10)
Click here to see answer by mananth(16946)

Question 521571: whats the slope of a line that passes through the points (-3.5) and (7,10)
Click here to see answer by Maths68(1474)

Question 521575: The slope of the line containing the points (5, 3) and (8, 10) is
Click here to see answer by Maths68(1474)

Question 521584: How do i find the slope of the line with equation 9y=6, showing my work ?
Click here to see answer by umnikmo(75)

Question 521584: How do i find the slope of the line with equation 9y=6, showing my work ?
Click here to see answer by solver91311(24713)

Question 521735: y=3x-2
how do you find the slope of this problem? thanks
Click here to see answer by bucky(2189)

Question 521759: what is the y intercept for y=2x+5???
Click here to see answer by Alan3354(69443)

Question 521930: write an equation for the line passing through the point (4,5) and perpendicular to the line passing through the points (-1,3) and (2,9)
Click here to see answer by mananth(16946)

Question 521928: write an equation of the line containing the given point and prarallel to the given line express ur answer in the form y=mx+b (6,9) x+5y=8
Click here to see answer by mananth(16946)

Question 521963: Graph: x=2y^+11y+8
Click here to see answer by Alan3354(69443)

Question 521979: I need help solving the equation 7 + 2y = -14 I need to know how to solve it and graph it on a linear equation
Click here to see answer by stanbon(75887)

Question 522043: find the slope whose equation is: 3x-y=8
Click here to see answer by mananth(16946)

Question 522133: which is the equation of a line not parallel to y=-4x-6
Click here to see answer by Alan3354(69443)

Question 522147: What is the slope of a line that contains the point
(4,1)and (-2,5)
Click here to see answer by mananth(16946)

Question 522130: Find the x- and y-intercepts for the equation. Please show all of your work. Then graph the equation.
9y-3x=-6
I have one answer but don't know how to get more!
answer I have is (5,1)
Click here to see answer by mananth(16946)

Question 522230: How can equations and inequalities help a business maximize profit or minimize costs ? What is the importqnce of understanding how to set up and solve equations and inequalities ? Discuss in 2 paragraphs without a mathematical example.
Click here to see answer by syberlazer(5)

Question 522376: what is the form of this equation: -5x-y=2
also would i use this given form or change it?

Click here to see answer by geometryworm7271(30)

Question 522444: Linear Equations:
Graph Each Equation. Check your work.
y=-4x+5
Click here to see answer by jim_thompson5910(35256)

Question 522516: m=8/9,(8,-3)
Click here to see answer by mananth(16946)

Question 522779: hello, my name is arielena
These problems are about algebra 1 : linear word problems. I was wondering if you can help me solve a few linear problems ? or at least teach me how to solve problems like them ? My teacher doesn't teach very well and I don't understand a thing she teaches so please help . Thank you.
here's the 2 Im stuck on ..
1) Abbey and Blanca are playing games at the arcade in the mall. Abbey has $20 and is playing a game that costs 50 cents per game. Blanca arrived at the arcade with $22 and is playing a game that costs 75 cents per game.
a. create two linear equations below that give the amount that each girl has left as a function of the number of games they have played.
Let the number of games played = x.
A.____________ B.____________
b. After how many games will the two girls have the same amount of money left?
c. How much money do they have at this point?
2) The length of a rectangle garden is three feet more than twice its width.
a. If the width of this garden is given by w then write an expression, in terms,for the length, l, of the garden.
b. Write an expression, in terms of w, for the perimeter of the garden. Remember,the perimeter is the sum of the two widths and the two lengths.
c. If the perimeter of the garden is 114 feet, then what is the width of the garden?
Click here to see answer by Maths68(1474)

Question 522799: hello,
can anyone help me solve these linear problems ? I really need help & im completely clueless about how to do this . Help ?
1. Wade purchased three videos and one music CD. The CD cost Wade $12.99. If he paid the same amount for each video and spent total of $42.96, how much did each video cost ? ( show work please ? )
2. At the market, Xiang bought a bunch of bananas for$0.35 per pound and frozen pizza for $4.99. The total for Xiang's purchase was $0.64 without tax. How many pounds of bananas did Xiang buy? ( show work please ? )
3. Yamir went to the store to buy gardening supplies. A bag of dirt was $3.99 and tulips cost 75 cents per bulb. He bought one bag of dirt and some tulip bulbs and spent a total of $12.24 without tax. How many bulbs did Yamir buy?
( show work please ? )
4. Zoe is comparing two local yoga programs. Yoga-Weigh charges $90 dollars a month and a registration fee of $35. Essence of Yoga charges $80 per month with $75 registration fee. After how many months will the two schools charge the same amount ? ( show work please ? )

Click here to see answer by umnikmo(75)

Question 522811: can any one help me on ways to solve algebra equations ? like :
combining like terms
linear word problems
solving equations : one- two - multi-step equations ?
id truly appreciate if you taught me any tricks to solve them too
Click here to see answer by umnikmo(75)

Question 522815: how to graph x+y=3
Click here to see answer by umnikmo(75)

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