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

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Question 433091: use elimination process
7x+5y=-37
6x+8y=-2
Click here to see answer by ewatrrr(24785)

Question 433123: A line passes through (7, �6) and (8, �5). Write an equation for the line in point-slope form. Rewrite the equation in standard form using integers
I need help with this one. But I also need to know how to do for in the future.
Thank you

Click here to see answer by stanbon(75887)

Question 433112: Hi i was wondering if someone could help me with this problem
I need to find the slope intercept form of the equation of the line through (-1/4,1/2) and perpendicular to the line with the equation 2x-4y=9
so far I have the equation in y=-2x with the y intercept being 0. I was just wondering if this is right?
Click here to see answer by htmentor(1343)

Question 433267: What is the value of x if x/5=x/6+1
Click here to see answer by algebrahouse.com(1659)

Question 433301: Find an equation of the line containing the given pair of points (-7,-8) (-5,-3)
The equation in the line in slope intercept form is y=

Click here to see answer by katealdridge(100)

Question 433354: Suppose an airplane climbs 15 feet for every 40 feet it moves forward. What is the slope of this airplane's ascent?
Click here to see answer by robertb(5830)

Question 433344: Demand: N= -5p+770, Supply: N= 2.3p
P= the price in dollars. Find the price at which supply and demand are equal. At this price, how many televisions can be supplied and sold each week?
A.) $105.48; 252
B.) $105.48; 243
C.) $332.61; 765
D.) $285.19; 656

Determine if the given ordered triple is a solution of the system. (-5, 5, 2)
x-y+z=-2
x+y+z=2
x+y-z=12
Click here to see answer by Alan3354(69443)

Question 433321: Graph the solutions of the system of linear inequalities.
y+2x>=0
6x-7y<=-14
y<=7

Click here to see answer by Alan3354(69443)

Question 433606: Find the slope of a line containing (6,5) and (8,-2)
Click here to see answer by robertb(5830)

Question 433623: Without solving the equation or factoring determine the solutions to the equation, x^2+ 4x-5 =0
Click here to see answer by unlockmath(1688)

Question 433623: Without solving the equation or factoring determine the solutions to the equation, x^2+ 4x-5 =0
Click here to see answer by Alan3354(69443)

Question 433775: how do you rewrite x-4y=-7 in slope intercept form?
Click here to see answer by sudhanshu_kmr(1152)

Question 433729: Hello , could you please help with this question. I have searched to see if this has been answered with these particular numbers and I do not see one.
How do I find the equation in slope-intercept form passing through the points (2,5) and (7,-3).
Could you show me the formula and how it is solved? Thank you.
Click here to see answer by ankor@dixie-net.com(22740)

Question 433816: need help graphing y = 3/4x + 2
Click here to see answer by shree840(260)

Question 433816: need help graphing y = 3/4x + 2
Click here to see answer by stanbon(75887)

Question 433838: 5x-4y=-4
Click here to see answer by shree840(260)

Question 433938: Please help me solve this:
FIND THE SLOPE OF THE LINE THROUGH EACH PAIR OF POINTS:
(5,5) (-5,-17)
Click here to see answer by Alan3354(69443)

Question 433938: Please help me solve this:
FIND THE SLOPE OF THE LINE THROUGH EACH PAIR OF POINTS:
(5,5) (-5,-17)
Click here to see answer by Sarpi(32)

Question 432922: passes through the point (-1,6) and is perpendicular to the line whose equation is 4x+2y=3.
Click here to see answer by robertb(5830)

Question 434017: Use your equation to estimate tuition and fees in 2001 and compare it to the known value of $17,300. Estimate tuition and fees in 2010.
Click here to see answer by richard1234(7193)

Question 434068: -15x+y=55
find y and x intercept
Click here to see answer by sudhanshu_kmr(1152)

Question 434305: I need help on how to solve a problem such as this: y=3x-2
Click here to see answer by richard1234(7193)

Question 434388: What is the solution to the following three problems:
9x + 5 < 50 .....
-1/3y -7 <18.and.
4x + 5 < 7x - 4
Click here to see answer by edjones(8007)

Question 434359: What is the quadratic relation ship between x and y
1x 3y
2 12y
4x 48y

Click here to see answer by robertb(5830)

Question 434412: How Do You Solve Y=(7/4)x-4
Click here to see answer by edjones(8007)

Question 434619: Find the equation of the line in STANDARD FORM through the points (2,1) and (-14,5)
Click here to see answer by Alan3354(69443)

Question 434607: graph the line that goes through the point (3,2) and has slope 2/5.
Click here to see answer by mananth(16946)

Question 434637: Hi! How do I solve a system of linear equation whose lines are
x=4
2x+6y=2
I don't understand how to solve this because line 1 is no longer an equation.
Hope to hear from you soon. Thank you!
Click here to see answer by Earlsdon(6294)

Question 434640: If my equation is y=1/2x+6
would my the perpendicular of this equation be?
and what would the parallel of the equation be?
Click here to see answer by solver91311(24713)

Question 434875: How would you write an equation for a line with the given slope and that passes through the given point?
Slope: 2
Point: (3,1)
Click here to see answer by solver91311(24713)

Question 434892: 3(7x-4)-6(2x-8)=
Click here to see answer by rfer(16322)

Question 435057: what are the steps of doing it

Click here to see answer by richard1234(7193)

Question 434998: WHAT ARE THE STEPS ON GRAPHING Y >=4X+9
Click here to see answer by richard1234(7193)

Question 435093: solve linear equation: m=5/6; (9,-7)
My problem is that I get stuck at the very last calculation of the equation. Here's waht I mean:
I understand how to substitute all the values to their appropriate variables. The nest to last step in this problem is: y+7-5/6x-15/2-7...calculating this to finalize the answer is where i get stuck. I keep getting the wrong answer.
Click here to see answer by stanbon(75887)

Question 435104: If a line falls on the points (6,8) and (1,5), what is it's slope?
Click here to see answer by Gogonati(855)

Question 435121: What is the slope of the graph of 7x = 3y � 8?
Click here to see answer by nerdybill(7384)

Question 435127: Which point can not be a part of the graph of a function containing (7,5)?
a. (-7,-5)
b. (7,2)
c. (2,5)
d. (5,7)
Click here to see answer by richard1234(7193)

Question 435216: If the slope of a line is 1/2 and the y-intercept is -2 , what is the linear quation in the slope-intercept form?
Click here to see answer by stanbon(75887)

Question 435216: If the slope of a line is 1/2 and the y-intercept is -2 , what is the linear quation in the slope-intercept form?
Click here to see answer by Gogonati(855)

Question 435268: what is the slope intercepy form of the linear equation with a graph that passes through (3,-5) and is perpendicular to the graph of the followin equation?
2x-3y=9

Click here to see answer by ewatrrr(24785)

Question 435429: write an equation of a line that is perpendicular to the x-axis and passes through (8,1)
Click here to see answer by solver91311(24713)

Question 435453: Need to sketch the following graph
3x - y = -5
Can you show me how to do t?
Click here to see answer by jorel1380(3719)

Question 435764: what are the zeros of the function? y=x^2-2x+1
Click here to see answer by ewatrrr(24785)

Question 435808: find an equation in standard form of the line containing the given points: (1/6,-1/3) (5/6,3)
Click here to see answer by ewatrrr(24785)

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