Questions on Algebra: Graphs, graphing equations and inequalities answered by real tutors!

Tutors Answer Your Questions about Graphs (FREE)

Question 255233: graph and find y intercept
y+x=-8
Click here to see answer by jmorgan22(8)

Question 255227: 7r-6s=-22
6r+7s=54
solve.
i think i need coordinates so i can graph it. if that makes any sense.
Click here to see answer by Theo(13342)

Question 255265: what is the equation of a line that contains points (4,2)and (0,-1)?
Click here to see answer by Alan3354(69443)

Question 255232: solve
-12< equalto 3x-7< equalto -2
Click here to see answer by jsmallt9(3758)

Question 255257: Find the equation of each line in the form y= mx+b if
possible.
The line through (3, 2) with undefined slope
Click here to see answer by Alan3354(69443)

Question 255235: find the slope
x=-4
m=
Click here to see answer by Alan3354(69443)

Question 255186: solve the system of equations by graphing. then classify the system as consistent or inconsistent and a dependent or independent.
5x-5y=20
5y-5x=-20
Click here to see answer by Alan3354(69443)

Question 255225: find the slope from these coordinates
(5,0) (-6,-4)
Click here to see answer by checkley77(12844)

Question 255223: solve
p(x)=xsquared-2x+5

Click here to see answer by checkley77(12844)

Question 255304: Given f(x)=5-2x^2+x find f(-3)
Click here to see answer by CharlesG2(834)

Question 255301: I need help on graphing systems of inequalities. How would you graph y>2 and y>-x+2
Click here to see answer by stanbon(75887)

Question 255314: Flying against the wind, a plane makes a 1050km trip in 3.5 hours. On the return trip, the flight takes 30 minutes less. What is the rate of the plane in calm air?
Click here to see answer by drk(1908)

Question 255317: What's the standard form of the equation y+4=-12/7(x-1)
Click here to see answer by unlockmath(1688)

Question 255195: find the domain of the function
p(x)=xsquared-2x+5
Click here to see answer by edjones(8007)

Question 255322: 18% silver alloy is made using a combination of 14% silver alloy and 24% silver alloy. How much of each alloy is used to make 20 oz of 18% silver alloy?
Click here to see answer by richwmiller(17219)

Question 255325: A sales executive earns $800 per month plus 4% commission of the amount of sales. The executive's goal is to earn a minimum of $4000 per month. Find the minimum sales that will enable the executive to earn $4000 per month.
Click here to see answer by rfer(16322)

Question 255326: A boat traveled 45km downstream in 3 hours. The return trip against the current took 5 hours. Find the rate of the boat in calm water and the rate of the current.
Click here to see answer by oberobic(2304)

Question 255361: how do i write an equation in slope-intercept form for the lone that is perpendicular to the given lone and passes through the given point
y=-3x+4;(6,-2)
Click here to see answer by drk(1908)

Question 255401: in the equation 6.5x + 1.4= 59, what is the value of x when y=5?
*i dont understand the question :/
Click here to see answer by stanbon(75887)

Question 255409: a slope of -6 and a y-intercept of -3
Click here to see answer by drk(1908)

Question 255559: how do you solve the equation 2y=5x=12 using a graphing calculator? what buttona do you press on your calculator
Click here to see answer by richwmiller(17219)

Question 255198: graph the system of inequalities
y>-1
x>5
both > has a line under it.
Click here to see answer by CharlesG2(834)

Question 255256: Find the equation of each line in the form y mx b if
possible.
The line through (3, 2) with undefined slope
Click here to see answer by PRMath(133)

Question 255609: i need help with this
0.05x - 0.03y =9
I need to find m and b
the formulas are:
m=-A/B
B=C/B
tell me if you can't solve it.

Click here to see answer by drk(1908)

Question 255609: i need help with this
0.05x - 0.03y =9
I need to find m and b
the formulas are:
m=-A/B
B=C/B
tell me if you can't solve it.

Click here to see answer by stanbon(75887)

Question 255615: A.construct a table of values for y=x^2-4x+3. use 0 B. Using your table from A, draw a table a graph of y=x^2-4x+3 in the space at the right.
c. based oon your graph and table, when x^2-4x+3=0 what is x?__________________
D. what is the formula of the line of reflection?_____________
E. what are the coordinates of the turning point?_____________
please please please answer my questions.
Click here to see answer by drk(1908)

Question 255617: A. construct a table of values for y<-x^2. use -2 b. in the space at the right, draw the graph y<-x^2.
c. check your graph by verifying a point in the shaded area.
the graph i have is blank and just a regular graph.
please if u can help please do!! :)
Click here to see answer by drk(1908)

Question 255531: How do you know what y and x mean in a problem?
Example: y=x
y=5x
Click here to see answer by edjones(8007)

Question 255660: my math didn't explain this to me:
A line that passes through the origin and is parallel to x + y = 6.
thank you,
Destiny
Click here to see answer by EMStelley(208)

Question 255672: what is the equation of the numbers (1,0) and (-5,0)
Click here to see answer by stanbon(75887)

Question 255641: what graph represents the equation 2x+5y=10

Click here to see answer by richwmiller(17219)

Question 255704: A line passes through the points (0,-1) and (2,3). What is the equation for the line?
Click here to see answer by EMStelley(208)

Question 255710: Find the equation of the line joining the points (0, 5) and (2, 11).
Thank's for your help.
Click here to see answer by stanbon(75887)

Question 255710: Find the equation of the line joining the points (0, 5) and (2, 11).
Thank's for your help.
Click here to see answer by CharlesG2(834)

Question 255710: Find the equation of the line joining the points (0, 5) and (2, 11).
Thank's for your help.
Click here to see answer by edjones(8007)

Question 255808: Which equation is equivalent to
4x-5(5x+2)=25x?
Click here to see answer by richwmiller(17219)

Question 255785: What is the solution set of the inequality below?

17-|x+6|<-17

Click here to see answer by dabanfield(803)

Question 255813: What is the slope of 2x+3y=1
Click here to see answer by richwmiller(17219)

Question 255813: What is the slope of 2x+3y=1
Click here to see answer by Greenfinch(383)

Question 255813: What is the slope of 2x+3y=1
Click here to see answer by dabanfield(803)

Question 255849: How do I write an equation in STANDARD FORM for a line that passes through (-5, 3), and has a slope of 3/5?
Click here to see answer by solver91311(24713)

Question 255860: Trying to help daughter with graphing the linear system.
Problem is : 6x+2y=16 & -2x+y=-2
Then graph to find an intersecting points.
It has been 20 years so I'm a little rusty myself!
Thanks for any helpyou can give.
Click here to see answer by stanbon(75887)

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