Questions on Algebra: Coordinate systems, graph plotting, etc answered by real tutors!

Tutors Answer Your Questions about Coordinate-system (FREE)

Question 307617: what is the slope intercept equation for the line containing the given pair of points (1,5) and (4,2)
Click here to see answer by rfer(16322)

Question 308308: what is the y-coordinate of a point (5,y) that lies on the graph of the function?
x y
-1 6
0 4
1 2
2 0
3 -2
Click here to see answer by Alan3354(69443)

Question 308304: In the xy-plane, the line with equation y = 5x � 10 crosses the x-axis at the point with coordinates (a,b). What is the value of a?
a) -10 b) -2 c) 0 d) 2 e) 5
Click here to see answer by rfer(16322)

Question 308439: Square CDEF has the vertices C(-1,1), D(2,6), E(7,3), and F(4, -2). What is the area of CDEF?
Click here to see answer by Alan3354(69443)

Question 308607: FInd the slope
y=x-1/2
Click here to see answer by rapaljer(4671)

Question 308781: Determine the point(s) where y=x-2 intersects y=5 algebraically.
Click here to see answer by Fombitz(32388)

Question 308904: How do you graph x+2y=6?
Click here to see answer by JBarnum(2146)

Question 309257: Trying to understand what does the intercept means
Click here to see answer by checkley77(12844)

Question 309243: y=-5x
Click here to see answer by straight C+'s(8)

Question 309460: Find the coordinate when you know the slope.
m = 6
(7, 5) (r, 9)
Click here to see answer by nerdybill(7384)

Question 309884: graph y - 2 = -1/4(x - 2)
I know this is the point-slope equation, so I know the slope is -1/4, but uncertain how to determine what points to plot on a graph. Please help me create the graph.
Click here to see answer by Alan3354(69443)

Question 309919: Determine the midpoint between the points (-1,1) and (9,-1)

A. (8,0)

B. (5,0)

C. (4,5)

D. (10,-2)

E. (4,0)
Click here to see answer by Alan3354(69443)

Question 309916: Find the equation of the line that passes through the point 4, 14 and is perpendicular to y= 4x - 2
Click here to see answer by Alan3354(69443)

Question 309920: What type of triangle have 3 angle bisectors that are also perpendicular bisectors??
Click here to see answer by Alan3354(69443)

Question 310062: s^2=36
Jolie works for a company where she helps design educational toys and games currently she is working on a game which involves interlocking picture pieces. The individual triangular pieces inter lock to form squares. she wants the area of the squares to be 36 square centimeters. Appropriately what is the length of the hypotenuse of one of the triangular pieces ?
Click here to see answer by checkley77(12844)

Question 310497: A graph is constructed such that time (in hours)is the x-variable and distance (in miles) is the y-variable. If you plot the distance that the car travels on the graph traveling at a speed 60 miles per hour, what is the slope of the graph?
Click here to see answer by JBarnum(2146)

Question 310728: Find the slope between two points that lie on the same horizontal line.
Click here to see answer by Alan3354(69443)

Question 310728: Find the slope between two points that lie on the same horizontal line.
Click here to see answer by Fombitz(32388)

Question 310740: Give the equation of a line that passes through the points (4,5) and (0,3).
Click here to see answer by checkley77(12844)

Question 310831: trying to find the plot when the width is 50
Click here to see answer by nyc_function(2741)

Question 311394: Write the equation of a line give a point and the slope.
p(4,0),Q(6,-8)
Click here to see answer by Fombitz(32388)

Question 312545: Solve for x or y and make the system equal to each other and solve:
2x+y=7
3x-y+3

x-2y+1
x+4y=7
I am not just looking for the answers - but rather how you get to the answers.

Solve using the substitution method
4x-y=7
5x-8y=2

x=5-y
2x+7y=0
Click here to see answer by JBarnum(2146)

Question 313285: what is an equation of a line perpendicular to the line y=-3/2x+1/2
Click here to see answer by rapaljer(4671)

Question 313871: Graph the triangle enclosed by the Y-axis and the graphs of y - 3x = -2 and y + 3x = 2 Find the area of the triangle.
Click here to see answer by solver91311(24713)

Question 313871: Graph the triangle enclosed by the Y-axis and the graphs of y - 3x = -2 and y + 3x = 2 Find the area of the triangle.
Click here to see answer by Edwin McCravy(20054)

Question 314400: graph and state the intercepts. y=2/3x-2
x-intercept
y-intercept
Click here to see answer by JBarnum(2146)

Question 314399: find the equation of the line through (3,5) parallel to x+2y=12. write answer in point intercept from..
Click here to see answer by Fombitz(32388)

Question 314621: SOLVE SYSTEM EQUATION BY SUBSTITUTION.
4X+Y=18
y=2x
Click here to see answer by Fombitz(32388)

Question 314621: SOLVE SYSTEM EQUATION BY SUBSTITUTION.
4X+Y=18
y=2x
Click here to see answer by rapaljer(4671)

Question 314628: Solve by the elimination method.
5x-y=26
x+2y+s5
What is the solution of the system?
Click here to see answer by rapaljer(4671)

Question 314629: Solve by the elimination method.
5x-y=26
x+2y=25
What is the solution of the system?
Click here to see answer by Fombitz(32388)

Question 314629: Solve by the elimination method.
5x-y=26
x+2y=25
What is the solution of the system?
Click here to see answer by rapaljer(4671)

Question 314645: SOLVE.
6-4x=7x-9x-4
Click here to see answer by Jstrasner(112)

Question 314725: Evaluate the exponential equation for three values of x greater than -4, three values of x smaller than -4, and at x = -4. Show your work. Use the resulting ordered pairs to plot the graph. State the equation of the line asymptotic to the graph (if any).
y = 3(x + 4)
Click here to see answer by solver91311(24713)

Question 314686: graph:
y<2/3x-4
Click here to see answer by Fombitz(32388)

Question 315057: explain to me how to find the distance between the points whoose corrdinates are given. (6,4)(-8,11)

Click here to see answer by tutorcecilia(2152)

Question 315128: how many regions that the cartesian coordinate system was divided and what is the name of each region
Click here to see answer by user_dude2008(1862)

Question 315386: hahhaha ! help me in mathhhhhhhh !
Click here to see answer by rfer(16322)

Question 315500: whats the slope of 2x+2y+1=0
Click here to see answer by nyc_function(2741)

Question 315950:

With a slope of 4 and passing thru the point (1,-1) find the equation of the line.
Thanks for the help!
Click here to see answer by checkley77(12844)

Question 316094: f(x)=-8-2 find the slope and y intercept. I always start these problems wrong, I just need a shove in the right direction. PLease help
Click here to see answer by jim_thompson5910(35256)

Question 315676: Graph y < (-1/3)x - 2
Click here to see answer by moshiz08(60)

Question 316803: Find an equation of the line containing the given pair of points.
1/6,-1/3 and 5/6,5
Click here to see answer by Fombitz(32388)

Question 317122: whats the equation of a line with a slope -2/3 and y-intercept?
Click here to see answer by Fombitz(32388)

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