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

Tutors Answer Your Questions about Graphs (FREE)

Question 295261: Construct a truth table for (~p q) ↔ p
Click here to see answer by jim_thompson5910(28593)

Question 295333: (3,4)m = -1/4
Need to write this as an equation

Click here to see answer by jim_thompson5910(28593)

Question 295507: solve the system of equations by graphing 3x-2y=-6
-3x-y=-12
Click here to see answer by oberobic(2304)

Question 295684: y = 6x + 41,
4x + 9y = -95
Solve using either elimination or substitution
Click here to see answer by Fombitz(13828)

Question 295726: 2x-5y=17 and y=2x+3 solve by substition

Click here to see answer by Aust05(12)

Question 295729: x-2y+z=6 x+2z=3 -y-3z=-1 solve the addition method

Click here to see answer by richwmiller(9135)

Question 295850: Form the inverse: If I eat a lot of sweets, then I will not feel well.
If I do not feel well, then I ate a lot of sweets.
If I do not eat a lot of sweets, then I will feel well.
If I feel well, then I did not eat a lot of sweets.
If I do not feel well, then I did not eat a lot of sweets.
If I feel well, then I did not eat a lot of sweets.

Click here to see answer by alicealc(281)

Question 295859: Determine which, if any, of the three statements are equivalent.
I) If there is no food left on the table, then we have had dinner.
II) If we have had dinner, then there is no food left on the table.
III) If there is food left on the table, then we have not had dinner.

I, II, and III are equivalent
I and II are equivalent
II and III are equivalent
I and III are equivalent
None are equivalent

Click here to see answer by richwmiller(9135)

Question 295994: Need help solving 4x=8 and 5y=15 using substitution or elimination, please!
Click here to see answer by richwmiller(9135)

Question 296038: What graph matches with the function? y = 2(x + 2)2 - 2
Click here to see answer by checkley77(12569)

Question 295980: graph using the slope and the y-intercept
2x-y=5
Click here to see answer by checkley77(12569)

Question 296166: Solve: x^2+ 5x+ 3= 0
Click here to see answer by jim_thompson5910(28593)

Question 296164: graph the inequality x^2 − y^2 ≥ 1, x^2 + y^2 ≤ 4

Click here to see answer by Deina(147)

Question 296276: 2x+4y=8
I believe the first point would be = (0,2)
Second point would be = (4,0)
Could some please confirm if this correct?
Click here to see answer by Alan3354(30993)

Question 296276: 2x+4y=8
I believe the first point would be = (0,2)
Second point would be = (4,0)
Could some please confirm if this correct?
Click here to see answer by richwmiller(9135)

Question 296282: Can you tell me how to graph the inequality "y is less than or equal to negative x squared plus 3?"
Click here to see answer by stanbon(57323)

Question 296359: find the y intercept and the x intercept for the equation:
-12x + y = 21
Click here to see answer by checkley77(12569)

Question 296517: The equation of the line connecting points E and C is y= 5/6x - 175/6
On graph, which I cannot include point E is (5,-25) and c is (35,0)
What is the slope and how do you know by looking at the equation?
What is the y-intercept and how do you know by looking at the equation?
-I really need help with this please. Thank you.

Click here to see answer by richwmiller(9135)

Question 296539: 1. graph y=2 to the x power

Click here to see answer by richwmiller(9135)

Question 296570: determine whether the graphs of the pair of lines are parallel.
Click here to see answer by richwmiller(9135)

Question 296659: how do you graph f(x)=x^2-2x-9?
Click here to see answer by checkley77(12569)

Question 296659: how do you graph f(x)=x^2-2x-9?
Click here to see answer by richwmiller(9135)

Question 296659: how do you graph f(x)=x^2-2x-9?
Click here to see answer by Fombitz(13828)

Question 296569: determine whether the graphs of the pair of lines are parallel. x+13=4 4-x=-9
Click here to see answer by jim_thompson5910(28593)

Question 296563: how do you find the slope of y=-2x+6?
Click here to see answer by jim_thompson5910(28593)

Question 296564: how do you solve 2x+6>x+12?
Click here to see answer by jim_thompson5910(28593)

Question 296774: Use the graph of f(x)=sqrt(x) to sketch the graph of:
a. y=f(x-1)
b. y=-f(x)+3
Is there a formula I can use to come up with the solution? I would show my work, but I seriously don't even know what the first step is and I can't find a lesson or graph solver on this site to help me out. Any help is appreciated- even if it's just a reference to another site that explains what to do with this problem! Thanks! :D
Click here to see answer by stanbon(57323)

Question 296943: how do you make the line
Click here to see answer by Alan3354(30993)

Question 296999: are the following pairs of lines parallel 2x - 4y = 16 and 3x = 6y + 18
Click here to see answer by richwmiller(9135)

Question 296999: are the following pairs of lines parallel 2x - 4y = 16 and 3x = 6y + 18
Click here to see answer by stanbon(57323)

Question 297304: Consider the function 4x + 3y = 12.
a) Write the equation in slope-intercept form.
b) The slope is _________________.
c) The y-intercept is ________________.
Click here to see answer by JBarnum(2044)

Question 297554: Solve The Inequalitys :
1) 0.4x - 1 > 2

Click here to see answer by richwmiller(9135)

Question 297572: what is the difference between 7/12 and 2/3

Click here to see answer by jim_thompson5910(28593)

Question 297572: what is the difference between 7/12 and 2/3

Click here to see answer by stanbon(57323)

Question 297578: i have a problem on my homework math that says
Matt split a circle into 12 equal parts and shaded 2 of them. mark split a congruent circle into 3 equal parts and shaded 2 of them. what is the difference between the fraction that mark's represents and the fraction that Matt's circle represents?
Click here to see answer by Theo(3460)

Question 297656: Any help would be appreciated
Find the equations for the following lines and then graph them using any graphing utility
Parallel to 6x - 4y + 12 = 0, and passing through the line x = 3
John
Click here to see answer by richwmiller(9135)

Question 297869: what is the slope of A(1,1),B(6,3)

Click here to see answer by JBarnum(2044)

Question 297832: What would be the equation of the line running parallel to y=3x-5 and passing through (0,4)
Click here to see answer by user_dude2008(1861)

Question 297925: graph each system of equations x+2y=11 x=14-2y

Click here to see answer by checkley77(12569)

Question 297927: solve by using the zero product property (x-3) (x-7)= 0
Click here to see answer by alex224(8)

Question 298231: Any help would be greatly appreciated, I am having difficulties figuring this out and graphing. I am not good at doing graphs or figuring them out. Please help.
Find the equations for the following lines and then graph them using any graphing utility
Parallel to 6x - 4y + 12 = 0, and passing through the line x = 3
Eric
Click here to see answer by Alan3354(30993)

Question 298251: An ice cube that measures 3 centimeters on each side contains how many cubic centimeters of ice? Include correct units with your solution.

Click here to see answer by Deina(147)

Question 298253: Find the exact value of the volume of a can of asparagus with a diameter 6 centimeters and height of 10 centimeters. Include correct units with your solution. Use "pi" for p.

Click here to see answer by stanbon(57323)

Question 298252: Exactly how many cubic centimeters of ice cream can an ice cream cone hold (within the cone) if its height is 6.4 centimeters and the radius of its base is 1.5 centimeters? Include correct units with your solution. Use "pi" for π.

Click here to see answer by Alan3354(30993)

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