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

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Question 522838: solve y= -x
Click here to see answer by Alan3354(69443)

Question 522893: find the slope, if it exists, of the line containing the points (-8,1/2)and (-9,1/2)
Click here to see answer by stanbon(75887)

Question 522942: 14-5x=-41

Click here to see answer by jim_thompson5910(35256)

Question 523008: 2x-4y=8
Click here to see answer by oberobic(2304)

Question 522984: a 6ft man walks away from a 6ft lamp post at a speech of 3ft/s. find the rate at which his shadow is increasing in length.
Click here to see answer by Alan3354(69443)

Question 523027: Find the slope of the line containing the given pair of points : (-13,22) and (8,-17)
Click here to see answer by mananth(16946)

Question 523082: please could you let me know: determine the equqtion of the line through the given point with the given slope
(2,-5) m=1
thank you
Click here to see answer by ankor@dixie-net.com(22740)

Question 523191: Find the x and y intercepts
2x-3y=9
Translate to an equation
B $3 bows and R $5 roll of wrapping paper total $45
Click here to see answer by mananth(16946)

Question 523157: Solve each system by the addition method. (Please ^_^)
3x - 4y = 11
2x + 3y = -4
Click here to see answer by Mohammad123(2)

Question 523215: Can someone pleas help me solve this math problem, thank you.
Suppose that in one week, your company takes in $2,220 in sales at one of its cell phone stores. The price breakdown per phone is as follows:
Cell phone model A4: $35
Smartphone Z20: $50
Suppose that a total of 51 phones were sold.
a. Set up the system of equations that needs to be solved to determine how many of each type of phone were sold. Give a clear definition of the variables in the system.
b. Solve the system of equations, showing clearly how the solution was determined, and state the results clearly in light of the real-world situation.
c. Verify your results of the 2 linear equations by graphing in the desired graphing program and paste the graph in your assignment document (edit/copy image).
d. Explain how the results are verified by the graph.

Click here to see answer by mananth(16946)

Question 523219: Determine whether the two lines are parallel, perpendicular, or neither.
3y + 21 = 2x
2y = 16 - 3x
Click here to see answer by mananth(16946)

Question 523225: Could you please show me how to graph this problem?
y=1/3x-4 and 3y-x=4
Click here to see answer by lwsshak3(11628)

Question 523277: what is the standard form of the equation of a line through (0,-3) with slope 2/5 ?
thanks .
Click here to see answer by Alan3354(69443)

Question 523388: What are the x and y intercepts of y=5x?
Click here to see answer by oberobic(2304)

Question 523706: State whether the graphs of ((x/2)-(y/3))=1 and y=((-2x/3)+4)) are parallel or perpendicular. please show working
Click here to see answer by Maths68(1474)

Question 523699: What is the equation of the line that contains (13,-11) and has a slope of 2.?
Click here to see answer by mananth(16946)

Question 523784: i want free tuturing can you help me with algebra i'm in college i am a freshman.
Click here to see answer by stanbon(75887)

Question 523778: find the equation of the line that contains (-8,-1)and is parallel to the line x-10y=5
Click here to see answer by mananth(16946)

Question 523775: find the equation for the line that contains (0,3)and is perpendicular to the line 6x-2y=1
Click here to see answer by mananth(16946)

Question 523774: Find the equation of the line that contains (0,2) and (-4,5)
Click here to see answer by mananth(16946)

Question 523830: If a graph was drawn to represent the speed of a roller coaster over the distance of the ride, what would likely be the slope of the interval when the car is pulling up to let riders off of the roller coaster?
Click here to see answer by Alan3354(69443)

Question 523826: graph a line with the indicated slope and y-intercept slope 4/5 and y-intercept of (4,0)
Click here to see answer by Alan3354(69443)

Question 523777: Find the value on K for which the graphs of Kx-2y+13=0 and 9x-6y+11=0 are perpendicular
Click here to see answer by Maths68(1474)

Question 523860: What is the slope of the line containing the points (�7, 3) and (2, 5)?
Click here to see answer by Maths68(1474)

Question 523923: Find slope of the line: y-4=0
Click here to see answer by lmeeks54(111)

Question 524093: Whatis the equation of the direct equation (2,10)?
Click here to see answer by Alan3354(69443)

Question 524105: How do you put this into standard form?
5+3y=8
Click here to see answer by lagbens(14)

Question 524174: 5. What is the graph of the system y = �2x + 3 and 2x + 4y = �8? (2 points)

Click here to see answer by oberobic(2304)

Question 524236: 6. Find the x- and y-intercepts for the equation. Please show all of your work. Then graph the equation 2x + 3y = 15

Click here to see answer by mananth(16946)

Question 524236: 6. Find the x- and y-intercepts for the equation. Please show all of your work. Then graph the equation 2x + 3y = 15

Click here to see answer by Maths68(1474)

Question 524231: Given the linear equation y = 4x + 2, find the y-coordinates of the points (-2, ), (1, ), and (-3, ). Please show all of your work. Plot these points and graph the linear equation.

Click here to see answer by mananth(16946)

Question 524246: Determine if (-5/6,-1) is a solution to 6x-5y=-10 show work
Click here to see answer by josmiceli(19441)

Question 524247: Given the linear equation y=-3/5x-4, find the y-coordinates of the points (-5, ), (0, ), and (5, ). Please show all of your work. Plot those points and graph the linear equation.
Click here to see answer by mananth(16946)

Question 524842: without graphing, how to state the slope and the y-
intercept of each line whose equation is given?

Click here to see answer by mananth(16946)

Question 524953: what is the equation in slope-intercept form of the line that has a slope of -3 and contains the point (1, 1)?
Click here to see answer by nerdybill(7384)

Question 524953: what is the equation in slope-intercept form of the line that has a slope of -3 and contains the point (1, 1)?
Click here to see answer by stanbon(75887)

Question 524972: find the slope and the-intercept of the 5x=6y+36

Click here to see answer by nerdybill(7384)

Question 524978: find the equation of the line with slope 5/7 and passing through (1,-6)
Click here to see answer by Maths68(1474)

Question 524991: find the slope if it exists of the containg the pair points (-3,-1) and (-20,-5)
Click here to see answer by Maths68(1474)

Question 525221: i dont understnad this at all. On my algebra homework it says Parallel y=6x-5 (10,7) and then it says to answer in y=mx+b form. im so confused i dont know what to do at all. can you please just explain what to do if you understand at all.
Click here to see answer by scott8148(6628)

Question 525256: what is the point of intersection of the following straight lines:
y = -9x - 10
-y = -8x + 2
Click here to see answer by tarungehlot(9)

Question 525260: Write the slope-intercept equation for the line that passes through (-4, -3) and (-6, 7). Please show all of your work.

Click here to see answer by tarungehlot(9)

Question 525278: what is the point of intersection of the following pair of straight lines:
6x - 8y = -1
-4x + 8y = 1
Click here to see answer by tarungehlot(9)

Question 525262: Write the slope-intercept equation for the line that passes through (-7, 6) and is perpendicular to -7x + 9y = -2 Please show all of your work.

Click here to see answer by oberobic(2304)

Question 525330: -2a-8=2

Click here to see answer by simranb(63)

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