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

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Question 335077: 25x+5y=38
-5x=y+10
solve by substitution method
Click here to see answer by stanbon(57307)

Question 335146: I need help solving this equation and putting on a graph: 2 ≤ x + 3 ≤ 5
Click here to see answer by nyc_function(2733)

Question 335156: Please help me solve this question
Equations 4a + 3b = 27 and 5a - 2b = 28
I solved a to = 6 and b = 1
Graph both equations on the same set of axes. Include the vertical and horizontal intercepts for each straight line.
I hope someone can help me. Thanks

Click here to see answer by solver91311(16877)

Question 335150: I need help solving this equation and putting on a graph: 3(x + 2)≥ 15
Click here to see answer by benazir.sj@gmail.com(109)

Question 335178: graph the equation and id the y intercept ; x + 2y = 10 as far as I get is subtract the x from both sides, y=(-1/2x)+5 after that I don't know what steps are next.
Click here to see answer by Fombitz(13828)

Question 335079: 3x-y=5
5x-2y=11
solve by substitution method
Click here to see answer by Fombitz(13828)

Question 335262: How to solve this type of problem
x+2y=10
How do I go about trying to solve it
Click here to see answer by solver91311(16877)

Question 334204: How do you find the center, radius, and x and y intercepts of 3x^2-3y^2-6x-12y=0?
Click here to see answer by Fombitz(13828)

Question 335293: Hello the problem I have is "find the domain of the function."
g(x)=1/(6-7x)
Can you tell me if I have the answer right?
x≠6/7
Thank you for your help! :)
Click here to see answer by Fombitz(13828)

Question 335404: Which of the following is not a step used when graphing the equation y = x + 4 using the slope-intercept method?
Explain the correct order of steps needed to graph this equation, using the slope-intercept method.
Plot the y-intercept (0, 4).
Draw a line through the two points.
Count up 1 and right 3 from the y-intercept.
Plot the x-intercept (−12, 0).

Click here to see answer by jim_thompson5910(28593)

Question 335468: Which of the following is not a step used when graphing the equation x + 3y = 9 using the intercepts method?
Explain the correct order of steps needed to graph this equation, using the intercepts method.
Plot the y-intercept (0, 3).
Plot the x-intercept (9, 0).
Draw a line through the two points.
Count down 1 and right 3 from the y-intercept.

Click here to see answer by Fombitz(13828)

Question 335512: how do i work with: f(x)= √(x-2) if √(-x) don't exist.. well yea in imaganary numbers... my question is how i graf, find the domain and counterdomain?
Click here to see answer by jim_thompson5910(28593)

Question 335673: Graph each equation:
y= -x^2 + 2x - 1
x= -y^2 + 2y - 1
Click here to see answer by Fombitz(13828)

Question 334371: Please help me solve this equation: z+3<1 or 1
Click here to see answer by Fombitz(13828)

Question 334289: Please draw graph of interval [-4,10]
Click here to see answer by Fombitz(13828)

Question 335741: 4x+y=7
Click here to see answer by rfer(12657)

Question 335726: three weeks ago,an art supply store started selling a paint kit for 75% of the original price.Now the kit is 15% off the sale price.The expression 0.75x-0.15(0.75x)represents the current price of the paint kit where x is the kit's original price (in dollars).find the current price of the kit if it originally cost $48.
Click here to see answer by rfer(12657)

Question 335863: M=5/6,(9,-3)
y=
Click here to see answer by Alan3354(30993)

Question 335916: Find the solutions to 6x^2 + 5x - 4= 0. Is the sum of your solutions equal to
-b/a? Explain why the sum of the solutions to any quadratic equation is -b/a?.
(Hint: Use the quadratic formula.)
Click here to see answer by stanbon(57307)

Question 335914: 3x=5y=-11
x-2=11
Click here to see answer by Alan3354(30993)

Question 335965: the dealer's asking price for new car is $9750. Maria Blackstone offered to pay $7800. Maria's price is what percent of the dealer's price?

Click here to see answer by checkley77(12569)

Question 335964: the dealer's asking price for new car is $9750. Maria Blackmunn offered to pay $7800. Maria's price is what percent of the dealer's price?

Click here to see answer by checkley77(12569)

Question 336217: Determine the missing coordinate in the ordered pain so that it will satisfy the equation 6x+5y=17
Answer : ( -5, ___ )
Click here to see answer by rfer(12657)

Question 336402: what is the function rule if the domain is 1, 2, 3, 4 and they are plotted on the graph at 1,3 2,7 3,11 and 4,15
Click here to see answer by user_dude2008(1861)

Question 336407: what is the function rule if the domain is 0, 1, 2, 3 and they are plotted on the graph at (0,5) (1,7) (2,9) (3,11)
Click here to see answer by user_dude2008(1861)

Question 336425: what is the function rule if the domain is 3, 6, 9, 12 and they are plotted on the graph at (3,1) (6,2) (9,3) (12,4)
im available to chat on gmail.com dannyparmertor@gmail.com
Click here to see answer by user_dude2008(1861)

Question 336585: please help. what is the area between the two curves y=-4x+3 and y=x^2 +6.
could you be kind enough to show working.
thank you.
Click here to see answer by stanbon(57307)

Question 335885: -1<6x+5<17

Click here to see answer by Fombitz(13828)

Question 336793: I need to write the slope-intercept inequality for this graph that has the points (0,1) and (3,-1). I just don't get how to do it, I've trying to figure it out for hours and its overwhelming.
Click here to see answer by checkley77(12569)

Question 336230: how to graph 3y+x=5?
this is what i did and what i got:
3y+x=5
-x -x
--------
3y=-x+5
(divide 3 on both sides of the equal sign)
y=-1/3x+5/3(my answer)
*now my question is: how do u graph that?
Click here to see answer by Fombitz(13828)

Question 337161: I am trying to figure finding slopes, if it exists, of the line containing the pair of points.
However I do not know what the and in the equation means? for example (8,4)and(9,-9)
trying to find slope m=
Can you help explain what this is please? Thanks Mary
Click here to see answer by jim_thompson5910(28593)

Question 337212: graph the line:
3x-4y=8
Click here to see answer by Fombitz(13828)

Question 336265: I am having problems understanding how to solve these equations as well as graph them. Here are the equations x+y=11 and x-y=1. Please help me understand so I can pass my algebra class.

Click here to see answer by Fombitz(13828)

Question 336922: Determine whether the graph of the equations are perpendicular
8x-7y=2
8y-7x=5
Click here to see answer by Fombitz(13828)

Question 337530: f(x) = -2x2 + 8x -1 find the cooordinates of the vertex for the parabola defined by the given quadratic function.
Click here to see answer by Fombitz(13828)

Question 337408: What would the slope intercept form be for
Click here to see answer by Fombitz(13828)

Question 337639: If 4/3x >-1, what is the set of all possible values of x?
Click here to see answer by Fombitz(13828)

Question 337640: Find the solution of-4/3k - 1/4 <_(less or equal to ) 5
Click here to see answer by Fombitz(13828)

Question 337700: Write an equation of the line containing the given point and perpendicular to the given line. Express your answer in the form y=mx+b. (9.-4); 4x+7y=5
Click here to see answer by solver91311(16877)

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