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

Tutors Answer Your Questions about Linear-equations (FREE)

Question 261729: Find an equation of the line that has the same y-intercept as the line x - 3y = 6 and contains the point (5, -1).
Click here to see answer by richwmiller(17219)

Question 261730: -2+4y=1
3x-6y=9
Click here to see answer by roseo(33)

Question 261712: is this a linear equation how would you solve this problem y-4x=5 step by step
Click here to see answer by richwmiller(17219)

Question 261712: is this a linear equation how would you solve this problem y-4x=5 step by step
Click here to see answer by PRMath(133)

Question 261711: how would you solve xy=3
Click here to see answer by checkley77(12844)

Question 261649: give the slope and y-intercept of each line whose equation is given. Then graph the linear function.

y=2x+1

Click here to see answer by checkley77(12844)

Question 261842: I have to solve a depreciation problem I am not sure how to do this I have found the slope it is -6000 the coordinates of two points on the graph I have picked are (1.0,108000)and (2.0, 114000)the cost of the printing press in the year 2006 120,000. the graph shows the depreciation in 6month intervales
Click here to see answer by stanbon(75887)

Question 261843: y-x=5
y+x=11
I nede the points to put into a graph
Click here to see answer by Alan3354(69443)

Question 261850: Find the denominators on the left side of 2x+7y=14.
Click here to see answer by Alan3354(69443)

Question 261850: Find the denominators on the left side of 2x+7y=14.
Click here to see answer by richwmiller(17219)

Question 261878: what is the y=mx+b form of these systems
x+y=4
2x+y=6
Click here to see answer by drk(1908)

Question 261891: Write an equation in Standard form using only intergers for the line described.
A line perpendicular to y=2/3x+5 (2,-3)
my start: y-(-3)=-3/2(x-2) (the correct answer is 3x+2y=0 but I can't get there)

Click here to see answer by Alan3354(69443)

Question 261893: Write an equation in standard form using only integers for the line described.
A line parallel to 5x-7y=35 (6,1)
(the correct answer is 5x-7y=23)
Click here to see answer by richwmiller(17219)

Question 261885: -2(3x-4) = 2x
I thought the variable is always moved to the left? What do I do in this case where there is no constant on the right?
I came up with 8 = 8x... sounds too easy to be right.
Thanks!
Click here to see answer by Earlsdon(6294)

Question 261954: i need help to write this in slope intercept form and then graphing it.
x+3y-3=0
Click here to see answer by dabanfield(803)

Question 261957: y= 1/2x +4
can work problem for the most part, need help graphing it. thx
Click here to see answer by checkley77(12844)

Question 261982: Please help me solve: The points (1, 2), (3, 7), and (10, t) lie on the same line. Find the value of t.
Click here to see answer by drk(1908)

Question 261979: Please help me solve: The points (-1, x) and (4, 3x+1) are on a line with slope -17. What is x?
Click here to see answer by solver91311(24713)

Question 262001: write the equation of each line that has the indicated slope,m, and y intercept,b. express final equations in slpe-intercept form.
m = -3, b = -4
Click here to see answer by solver91311(24713)

Question 262074: How do you graph the equation: y= -x + 7? Also how can you tell if it is a function?
Click here to see answer by richwmiller(17219)

Question 262074: How do you graph the equation: y= -x + 7? Also how can you tell if it is a function?
Click here to see answer by rfer(16322)

Question 262103: y=2x
Click here to see answer by richwmiller(17219)

Question 262113: How do you write y=1x-3 in standard form?
Click here to see answer by rfer(16322)

Question 262215: Graph the linear equation x-4y=10
Click here to see answer by drk(1908)

Question 262224: find the slope, it it exists of the line 6y+x=6y+10
Click here to see answer by Alan3354(69443)

Question 262220: Graph the linear equation x-4y=10
Click here to see answer by Alan3354(69443)

Question 262255: graph the linear equation x-5y=5
Click here to see answer by Stitch(470)

Question 262255: graph the linear equation x-5y=5
Click here to see answer by richwmiller(17219)

Question 262260: According to Newton's Law of Universal Gravitation, the gravitational force between two masses and separated by a distance is
.
The quantity is called the gravitational constant.
Solve for .

Click here to see answer by richwmiller(17219)

Question 262257: Having trouble solving this -x +5y + 10
solve for y in the form of y=mx +b, tell me the slope, tell the coordinates of the y-intercept.
Click here to see answer by Alan3354(69443)

Question 262256: solve for x, y, and z in the following systems of three equations:
10x+y+z=603
8x+2y+z=603
20x-10y-2z=-6
Click here to see answer by richwmiller(17219)

Question 262254: solve each system by the addition method. Hint: Rather than clear the decimals, multiply both equation by whole numbers to get +15and -15 for the x terms.
Click here to see answer by richwmiller(17219)

Question 262308: Please help me solve for x in the following problem.
2(3x-1) -4(2-x) = 3x+1
Click here to see answer by unlockmath(1688)

Question 262310: Please help me solve the following for x:
x+4 divided by 3 minus 2x-1 divided by 6 = 2
Click here to see answer by richwmiller(17219)

Question 262339: Tickets:
I need to graph the equation and find out if it goes up or down, and how would I know?
Click here to see answer by Alan3354(69443)

Question 262370: 3(2x-2)-4(x-6)=3x+8+x
Click here to see answer by jim_thompson5910(35256)

Question 262393: Find the area of a triangle whose vertices have coordinates (0,9), (0,-4), and (5,-4).
Click here to see answer by Edwin McCravy(20055)

Question 262457: Pleas help me! I need to solve for y: -3y = 3x-9
Click here to see answer by stanbon(75887)

Question 262468: Please.....I need to know the equation for parallel lines?
Click here to see answer by richwmiller(17219)

Question 262470: find the slope and y-intercept of the line represented by the equation?
1.y=10+3r

Click here to see answer by richwmiller(17219)

Question 262518: Can you help me write a linear equation in slope intercept form for this:
(3,-7) with a slope of m=-2
Click here to see answer by drk(1908)

Question 262518: Can you help me write a linear equation in slope intercept form for this:
(3,-7) with a slope of m=-2
Click here to see answer by dabanfield(803)

Question 262526: y varies directly with,x ad x1 and x2 are two values of x which correspond to the y-values y1 and y2 if the ratio of y1 to x1 is 13 ,find the ratio of y2 to the corresponding value x2
Click here to see answer by drk(1908)

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