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

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Question 167294: please help me solve this equation:
please explain in detail, because i have no idea how to solve this.
Click here to see answer by Mathtut(3670)

Question 167304: how do you write an equation in slope intercept form when the y-intercept is 3 and the slope is 3/2?
Click here to see answer by scott8148(6628)

Question 167311: Determine algebraically whether the lines are parallel, perpendicular or neither. State the number of solutions. Then draw the graphs of the lines.
x - y= 5
x = 5 - y
Click here to see answer by Mathtut(3670)

Question 167342: I need to write two word problems for the linear equations of 2x+3y=6 and 4x+3y=6. If you could give any example it would be most helpful. I just need something as an example to come up with something.

Click here to see answer by Mathtut(3670)

Question 167345: Hello i need to fill in a table with at least 5 ordered pairs for the function e^x and i don't have a TI 83 calculator. How do i do this????
Click here to see answer by stanbon(57246)

Question 167328: i really need help with this math problem,
(3,1);{x+3y=6
{4x-5y=7
Tell whether the ordered pair is a solution of the given system
Click here to see answer by Mathtut(3670)

Question 167328: i really need help with this math problem,
(3,1);{x+3y=6
{4x-5y=7
Tell whether the ordered pair is a solution of the given system
Click here to see answer by jojo14344(1512)

Question 167335: /x-7/
Click here to see answer by midwood_trail(310)

Question 167377: x+3y=-6
Click here to see answer by midwood_trail(310)

Question 167487: (2,y),(4,5),m=2 finding a coordinate.find the value of y so that the line passing through the two points has the given slope
Click here to see answer by Mathtut(3670)

Question 167485: find the rate of change of total income with respect to fare charged per passenger when the fare per passenger increases from $10to $12.Write a sentence to explain the meaning of this number
Click here to see answer by Mathtut(3670)

Question 167489: write equation -1/2x + 1/2y=5 in slope intercept form then graph the equation
Click here to see answer by nerdybill(6950)

Question 167472: x+3y-3=0 shown in graphing and how to find out what x and y are.
Click here to see answer by checkley77(12569)

Question 167580: write an equation of the line that passes through given line. write answer in slope intercept form. (0,8), 8y-16x=6
Click here to see answer by Alan3354(30983)

Question 167580: write an equation of the line that passes through given line. write answer in slope intercept form. (0,8), 8y-16x=6
Click here to see answer by jojo14344(1512)

Question 167602: graph: y = x squared - 4x - 3
Click here to see answer by Alan3354(30983)

Question 167601: find the x and y intercepts:
y = x squared + 8x + 14
Click here to see answer by Mathtut(3670)

Question 167601: find the x and y intercepts:
y = x squared + 8x + 14
Click here to see answer by Alan3354(30983)

Question 167597: i need help on how to graph this linear equationusing three points?
2x+y=6
Click here to see answer by Mathtut(3670)

Question 167635: How would you graph that equation?
Click here to see answer by jim_thompson5910(28504)

Question 167717: what equation would shift the following parabola to the right 5 units f(x)=-7x^2+5?
Click here to see answer by jim_thompson5910(28504)

Question 167718: y=1/3x
Click here to see answer by jim_thompson5910(28504)

Question 167812: Solve each system by graphing.
y = 2x + 1
X +Y = -2

Click here to see answer by salvyb(3)

Question 167903: graph slope intercept method 10x -2y =4
y=mx + b
-2y = -10x + 4
-2y/-2= -10x/-2 + 4/-2
y= 5x +-2
am I on the right track
Click here to see answer by checkley77(12569)

Question 167902: graph slope intercept method 10x -2y =4
y=mx + b
-2y = -10x + 4
-2y/-2= -10x/-2 + 4/-2
y= 5x +-2
am I on the right track
Click here to see answer by checkley77(12569)

Question 167884: write the equation in slope-intercept form and then graph the equation
y=2/3x
Click here to see answer by checkley77(12569)

Question 167876: Can somebody help me solve this question for Elementary stats class:
A final exam in math 160 has a mean of 73 with a standard deviation 7.8. If 24 students are randomly selected, find the probability that the mean of their test scores is less than 70.
How would you find the answer on the TI 83 graphing calculator. or is there another formula you could use to solve the question besides using the calculator.

I'm not sure for what section my question belong to but feel free to move it to where it fits right.
Click here to see answer by Edwin McCravy(8882)

Question 168000: I having problems getting the points to graph the inequality
y > 2x + 3

Click here to see answer by KnightOwlTutor(293)

Question 167314: Solve by graphing if necessary estimate answers to the nearest half unit.
x - 2y = - 6
y = - 3/2 x - 1
Click here to see answer by jojo14344(1512)

Question 168083: The vertex of a quadratic function is (-5,-3) and the graph of the function contains the point (1,2). Is this enough information to determine the equation of the function? if so, give the equation of the function. if not explain why.

Click here to see answer by jojo14344(1512)

Question 168100: consecutive even integers: find four consecutive even integers whose sum is 340
Click here to see answer by Alan3354(30983)

Question 168136: Ground beef sells for $4.75 per kg and ground pork sells for $5.50 per kg. How many kilograms of ground pork should be mixed with 8 kg of ground beef to make a mixture that sells for $5.10 per kg?
Click here to see answer by Mathtut(3670)

Question 168135: Ground beef sells for $4.75 per kg and ground pork sells for $7.60 per kg. How many kilograms of ground pork should be mixed with 8 kg of ground beef to make a mixture that sells for $5.10 per kg?
Click here to see answer by gonzo(654)

Question 168163: Use only the slope and y-intercept to graph the following equation.
3x = 2y

-AND-

x + 5y = 5

I need to find out the slope and y-intercept of the two above questions, and how you got it?.....PLEASE....needed before 7:45 eastern time.
Click here to see answer by stanbon(57246)

Question 168185: How do you graph wax on a TI-81 calculator
Click here to see answer by stanbon(57246)

Question 168221: Given h(x)=x+5;D={Reals}, g(x)=x-7;D={integers}. Find the algebriac sum (h+g)(x).
Click here to see answer by stanbon(57246)

Question 168225: A car traveling at 50 miles per hour uses 2 gallons of fuel. The fuel tank has a capacity of 20 gallons. Let t be the time in hours, x be the distance traveled, and y be the number of gallons remaining in the fuel tank. Write parametric equations for x and y in terms of t.
Click here to see answer by stanbon(57246)

Question 168217: Hannah lives 5 miles from school. Ellen lives 9 miles from school. Write an inequality to represent the possible distances between their homes.
Click here to see answer by stanbon(57246)

Question 168224: how do you graph equations? can i have it step by step.

Click here to see answer by checkley77(12569)

Question 168238: can anyone help me work this one out?
-x+3y=-1, x-2y=2
Click here to see answer by edjones(7569)

Question 168251: I am having a problem with this one.
4x-3y=-2, 4x+5y=14
Click here to see answer by edjones(7569)

Question 168323: I need help solving this one, if anyone could help?
2x-5y=11, 4x+10y=18
Click here to see answer by Alan3354(30983)

Question 168373: How would I find the solution to the system, x+y= -4 3x-y=-4 by graphing?
Click here to see answer by checkley77(12569)

Question 168372: How would I find the solution to the system, x+y= -4 3x-y=-4 by graphing?
Click here to see answer by checkley77(12569)

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