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

Tutors Answer Your Questions about Graphs (FREE)

Question 982526: for the life of me i cannot get this answer. i have to graph as well
y-5=4(x-4)
Click here to see answer by Fombitz(32388)

Question 982915: find an equation of the line graphed. write the equation using function notation. (2,2),(-5,5)
Click here to see answer by josgarithmetic(39617)

Question 982984: The ordered pair (5,-3) is a solution to which of the following inequalities?
Select one:
a. y≥−2x+8
b. −2y<3x−9
c. y−2x>5
d. 4y+2x≤−1
Click here to see answer by Fombitz(32388)

Question 982982: Identify the x-intercept and y-intercept of the line 4x−2y=−12.
Select one:
a. The x-intercept is (0,-3) and the y-intercept is (6,0).
b. The x-intercept is (-3,0) and the y-intercept is (0,6).
c. The x-intercept is (4,0) and the y-intercept is (0,-2).
d. The x-intercept is (0,6) and the y-intercept is (-3,0).
Click here to see answer by Fombitz(32388)

Question 982966: Place the indicated product in the proper location on the grid. Write your answer in descending powers of x.
(x2 + 3x + 1)(x2 + x + 2)
what is the answer to this?

Click here to see answer by josgarithmetic(39617)

Question 983014: Complete the square on both the x and y terms to rewrite the equation 2x^2−3y^2−4x+12y−22 = 0 so that you can use the rewritten equation to relate this equation to a particular conic section. Then sketch its graph.
Click here to see answer by josgarithmetic(39617)

Question 982983: For which of the following equations is (-2,-3)not a solution?
Select one:
a. −3x=4y−6
b. y=x−1
c. 5x+2y=−16
d. 2y−3x=0
Which line has a slope of 0?
Select one:
a. x=1
b. 3y+6x=0
c. y=x
d. y=−5
Click here to see answer by AMANRAJ(2)

Question 983056: Please help me with this equation.
Express Each equation of no. 1 to 3 in the form a(x+b)^2+c
Sketch the graph of y against x.for each graph,give the coordinates of the points where it intercepts the axes (if any),the gradient of the graph where it cuts the y-axis,the coordinates of the maximum or minimum turning point.draw also its axis of symmetry and write down the equation of the axis.
1. y=3-15x-3x^2
2. y=16-x-x^2
3. y=-x^2-4x-7

Click here to see answer by stanbon(75887)

Question 983360: find the equation
slope -1/6, y-intercept 5
a. x-6y=30
b. 6x+y=30
c. x+6y=30
d. -6x+y=30
Click here to see answer by rfer(16322)

Question 983358: find the equation passes through (7,66)(1,18)
a. -8x-y=-122
b. 8x-y=-10
c. 8x-y=10
d. 1/8 x -y=521/8
Click here to see answer by MathLover1(20849)

Question 983420: Hi there,
Im having trouble with this question:
f(x)= X^2 - 4x +3
I need help finding the X and Y intercepts and completing the square of that equation.
Thank you very much!

Click here to see answer by Fombitz(32388)

Question 983377: Graph y=7x use slope intercept when drawing the line

Click here to see answer by Fombitz(32388)

Question 983604: If , then how would I describe the graph?
Click here to see answer by Boreal(15235)

Question 983616: I need help with this problem. If the ordered pairs (-3,y) and (x,2) what is the given equation for x and y

Click here to see answer by josgarithmetic(39617)

Question 983616: I need help with this problem. If the ordered pairs (-3,y) and (x,2) what is the given equation for x and y

Click here to see answer by Alan3354(69443)

Question 983658: F(x)=(-x)^3-x^2-x+9
Click here to see answer by Alan3354(69443)

Question 983706: Find the equation of a line which slope= -1/2 and contains the point (3,2)
I tried using the point slope formula y-y1=m(x-x1) but the final answer I got was y=-1/2x+0.5 which doesn't seem correct to me, and I have no way of checking my answer.
An explanation of how you find the lines equation, and the formula you use would be very much appreciated.
Click here to see answer by josgarithmetic(39617)

Question 983884: write the equation of the line that contains the point (8,-3) and is perpindicular to 4x-3y=10 graph the equation. write it in standard form. please help me:/
Click here to see answer by josmiceli(19441)

Question 983911: Please help me solve this equation 8+x/5=-2
Click here to see answer by stanbon(75887)

Question 983911: Please help me solve this equation 8+x/5=-2
Click here to see answer by Boreal(15235)

Question 984138: find the equation of the line parallel to the given line and passing through the given point. then Graph
x +8y=10 (-1,-2).
Click here to see answer by macston(5194)

Question 984140: find the equation of the line parallel to the given line and passing through the given point.
then graph
y-4x=2 (9,9)
Click here to see answer by josgarithmetic(39617)

Question 984232: please can you help me.
(4,-2);6x-7y=2
Click here to see answer by MathTherapy(10552)

Question 984246: Charles owns a catering business. The amount his 10 most recent clients spent is shown in the histogram below. Why is the graph misleading?
Click here to see answer by solver91311(24713)

Question 984292: find the vertical, horizonal, and oblique asymptotes, if any , for the following rational equation
t(x)=x^3/x^4-81
Click here to see answer by MathLover1(20849)

Question 984383: graph this equation on paper: x+y=4
Click here to see answer by Alan3354(69443)

Question 984466: Find the domain and range of this equation 3+2x-x^2
Click here to see answer by Boreal(15235)

Question 984536: How would I be able to find the variable "k" when I am given the points (-2,3) and (6, k) and the y-intercept of 4?
Click here to see answer by josgarithmetic(39617)

Question 984581: I need help with this problem: Write an equation in slope-intercept form of the lone that passes through (0,3) and is perpendicular to the graph of 9x-4y=-8.
Click here to see answer by josgarithmetic(39617)

Question 984584: A man has a goal for the number of computers he wants to sell each month for the next 6 months at his computer store. He draws a graph to show his projected profits for that period. Then he decides to discount the prices by10%. How will this affect his profits? Identify the transformation to his graph and describe how to find the ordered pairs for the transformation.
Click here to see answer by solver91311(24713)

Question 984677: Find a if the point (3,a) is on the line that passes through (-2,7) and (5,-3).
Click here to see answer by Cromlix(4381)

Question 984534: Jamal and Tanya use two different containers to carry water to a pool.
-Jamal makes A trips to the pool, and Tanya makes B trips to the pool.
-Jamal�s container holds x gallons of water, and Tanya�s container holds y gallons.
Write an expression that represents the total amount of water carried to the pool.

Click here to see answer by josgarithmetic(39617)

Question 984540: Explain why the x-coordinates of the points where the graphs of the equations y = 8x and y = 2x + 2 intersect are the solutions of the equation 8x = 2x + 2.
Make tables to find the solution to 8x = 2x + 2. Take the integer values of x between -3 and 3.
How can you solve the equation 8x = 2x + 2 graphically?
Click here to see answer by Fombitz(32388)

Question 984772: x/|x| < x
solve for x.
Click here to see answer by Fombitz(32388)

Question 984772: x/|x| < x
solve for x.
Click here to see answer by ikleyn(52778)

Question 984539: An equation is shown below:
5x - y = 8
Explain how you will show all of the solutions that satisfy this equation.
Determine three different solutions for this equation.
Write an equation that can be paired with the given equation in order to form a system of equations that is inconsistent.
Click here to see answer by macston(5194)

Question 984926: 14. Find an equation of the vertical line through (4,1)
Type the answer in standard form
The equation is:

Click here to see answer by MathLover1(20849)

Question 984926: 14. Find an equation of the vertical line through (4,1)
Type the answer in standard form
The equation is:

Click here to see answer by rothauserc(4718)

Question 984924: 5. Find the equation, find three ordered pair solutions by completing the table. Then use two of the ordered pairs to graph the equation
Y=1/2x
X Y
0 ?
2 ?
-2 ?

Click here to see answer by MathLover1(20849)

Question 984923: 2. Complete the table of ordered pairs for the given linear equation
Y=-x+6
X Y
0 ?
? 0
-6 ?

Click here to see answer by MathLover1(20849)

Question 984928: 13. Plot the intercepts to graph the equation:
9x-3y=-9

Click here to see answer by MathLover1(20849)

Question 984927: perpendicular to the line -4x + 5y = -23, containing the point (-3, 7)
Click here to see answer by Cromlix(4381)

Question 984960: Graphing functions
Y=2/3x - 6
Click here to see answer by Boreal(15235)

Question 985279: Given the two points (-3,2) and (0,11)
Given that the coefficient of x^2 is 1, write the quadratic equation it represents in the form y = (x + b)^2 + c

Click here to see answer by josgarithmetic(39617)

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