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

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Question 731849: what is the slope of a line that is perpendicular to y=2
Click here to see answer by lwsshak3(11628)

Question 731831: What is the slope, m, of the line that contains the points (5,2), (-3,18), and (6,0)
Click here to see answer by kijj95(5)

Question 731900: find the x-axis intercept of the graph of: y=x^2 - 3x + 3

Click here to see answer by stanbon(75887)

Question 731909: graph the following inequality 3x-y> 6
-
Click here to see answer by Vladdroid(91)

Question 731933: the shaded region in the figure shows recommended weight and height combinations determine the recommended weight range for a person who is 63 unches tall . the recommended weight range for a person who is 63 inches tall is about / to ? pounds round the lowest in the first blank and round the nearest interger as needed. please help
Click here to see answer by fcabanski(1391)

Question 731936: find the slope-intercept form for the line satisfying the following conditions.
passing through (7, -6) and (6, -5)

My email is ..... cherrymcknight@att.net

Click here to see answer by mananth(16946)

Question 731706: Graph the function
f(x)=[x-3]
Click here to see answer by Abdul Hannan(9)

Question 731970: Would you please help me find :
Which of the lines has the same slope and passes through point (6,12) ?
A. Y-2X=0
B. Y+3X=30
C. Y-3X= -6
D. Y+3X=42
I appreciate your help. Jose

Click here to see answer by Alan3354(69443)

Question 732000: write the equation of the line that passes through (o,-7)
Click here to see answer by Alan3354(69443)

Question 732001: write the equation of the line that passes through (o,-7) to:
Click here to see answer by Alan3354(69443)

Question 732012: what equation is is used; "put equation in slope-intercept form by solving for y" problem is 3y = 4x
Click here to see answer by stanbon(75887)

Question 732012: what equation is is used; "put equation in slope-intercept form by solving for y" problem is 3y = 4x
Click here to see answer by Alan3354(69443)

Question 732039: Consider the line 3x+8y=5 What is the slope of a line parallel to this line? What is the slope of a line perpendicular to this line?
I am so confused
Tiff
Click here to see answer by Alan3354(69443)

Question 732044: y=-x-4
How do i graph this? Do i need to solve the equation in order to graph it?
Click here to see answer by Vladdroid(91)

Question 732047: Write an equation of the line in standard form with the given slope through the given point.
Slope = 4, (-2, -5)
I know standard form is ax+by=c but I am not sure where all the numbers go. This is what I have:
4(-2) + b(-5) = c
I feel like it's not right. Help please?

Click here to see answer by Edwin McCravy(20055)

Question 732055: A line passes through the point (-4,-8) and has a slope of 6. How would I write an equation for this line.
Click here to see answer by MathLover1(20849)

Question 732077: what is the answer to 4+3x<28
Click here to see answer by rfer(16322)

Question 732075: The formula C = 5/9 (F-32) is used to convert degrees Fahreinheit to degrees celcius. Use this formula to convert 23 degrees fahreinheit to an equivalent celcius temperature
Click here to see answer by rfer(16322)

Question 732074: determine whether the given value of x is a solution to the inequality
4x-2<8 where x=7

Click here to see answer by rfer(16322)

Question 731865: I'm unsure of how to set this problem up, and was wondering if someone could help. Here is my problem...
For the given equation, list the intercepts and test for symmetry.
y= -5x^7/x^8-6
Thank you,
Melissa
Click here to see answer by lynnlo(4176)

Question 732234: Determine whether the equation defines y as a linear function of x. If so, write it in the form y = mx + b. 4x � 7y^ + 6 = 0
Click here to see answer by checkley79(3341)

Question 732296: Use the elimination method to solve the system of equations.
a+7b=2
a+4b=-1
These are the chooses of answers.
A. There is one solution, it is____.(Simplify your answer. Type an ordered pair)
B. There are infinitely many solutions.
C. There is no solutions.

Click here to see answer by Alan3354(69443)

Question 732309: If the line passing through the points (a,2) and (7,7) is parallel to the line passing through the points (4,8) and (a+3,2) what is the value of a?
Click here to see answer by lwsshak3(11628)

Question 732766: without graphing, can you use the slope to determine whether there is a solution for a system of two linear equation in two unknowns?
Click here to see answer by stanbon(75887)

Question 732868: help! Fractions yikes! Compleing ordered pairs for this equation.
y = 1/4x -4
(4, ) and (0, )
Click here to see answer by mananth(16946)

Question 732863: Find the intercepts of the equation.
4x-7y = 56

Click here to see answer by mananth(16946)

Question 732918: HOW CAN I SOLVE A INEQUALITY GRAPH SENTENCES
Click here to see answer by solver91311(24713)

Question 732928: how do i graaph y=-3x+2 on graphing paper
Click here to see answer by lynnlo(4176)

Question 732936: What is the equation of the line? Y intercept of 2 and a slope of -4
Click here to see answer by josmiceli(19441)

Question 733040: Find the equation of the parabola that goes through points (0,8), (1,6), (-2,30)

Click here to see answer by lynnlo(4176)

Question 733082: graph the line slope -3 that pass though point (2,2)
Click here to see answer by MathLover1(20849)

Question 733121: In slope-intercept, what if your 'B' is a negative like -3/-2
This is the question I had for homework:
Write the slope-intercept form of the equation of each line.
3x-2y=-16

Thank you! :)
Click here to see answer by rfer(16322)

Question 733354: graphing an equation on a coordinate grid, the equation is -x=y+2, now the answers i was given was (2,-4)(1,-3), which would make x a positive not a negative....but the equation is "-x" so why is x positive????? help!! Thank you,
Tamra Schnyder
Click here to see answer by Edwin McCravy(20055)

Question 733674: Simplify this equation into slope-intercept form y=-3x-6; (-1, 5).
Click here to see answer by MathLover1(20849)

Question 733698: The slope of a line is �4 and its y-intercept is (0, 4). What is the equation of the line that is perpendicular to the first line and passes through (�8, 2)?
Click here to see answer by MathLover1(20849)

Question 733721: A car rental company charges $19.95 per day plus $0.15 per mile. Calculate the cost in dollars to travel 250 miles over a 2-day period.
Click here to see answer by lynnlo(4176)

Question 733728: i need to solve the system of equations for
5x+2y=2
4x-2y=8
I did the elamination process and the answer I got were x=2 y=-3 and x=1 y = 1/5
But the answer givien to choose from are
A. 28/13, 3/13
B. -3/17, 32/17
C. 2/17, -3/17
D. 32/9, 7/3
So how do I come up with one of these answers?
Thanks
Click here to see answer by lynnlo(4176)

Question 733747: what is the solution for the system of inequalities
10x + 6y < 30
6x-10y > 30

Click here to see answer by lynnlo(4176)

Question 733768: Given line AB, explain how to contruct a square with sides of length AB.
Click here to see answer by MathLover1(20849)

Question 733903: Write the equation of a line to the given line but passing given point
y=-3x-6; (-1,5)
Click here to see answer by rfer(16322)

Question 733998: What is the y-coordinate of the y-intercept of the line that passes through the points (-4,5) and (4,3)
Click here to see answer by josgarithmetic(39617)

Question 734111: Line through (8,-5) with m=6
Click here to see answer by mananth(16946)

Question 734212: Graph the equation by plotting the points
y=1/2x-6
Complete the ordered pairs
(2,_)(0,_)
Click here to see answer by lynnlo(4176)

Question 734245: -1/8(y+3)=-1/5(y+1/6)

Click here to see answer by unlockmath(1688)

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