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

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Question 1126321: y-2=(x+3)
Click here to see answer by josgarithmetic(39617)

Question 1126397: 3(x-2)≥2x-3

Click here to see answer by Boreal(15235)

Question 1126473: is y=-7/8x+3 and -7y=-8x perpendicular
Click here to see answer by josgarithmetic(39617)

Question 1126473: is y=-7/8x+3 and -7y=-8x perpendicular
Click here to see answer by MathLover1(20849)

Question 1126593: "Write an equation (y=mx+b) of the line that passes through the given point and is parallel to the given line."
x y
(8, -3)
4y - 3x = 20
I need this solved fast it's due tommorow, please!

Click here to see answer by MathLover1(20849)

Question 1126601: how would you graph the result of negative 3+5 as a point on the number line
Click here to see answer by josgarithmetic(39617)

Question 1126652: Graph the line that passes through the point (2,0) and has slope -1
Click here to see answer by josgarithmetic(39617)

Question 1126652: Graph the line that passes through the point (2,0) and has slope -1
Click here to see answer by MathLover1(20849)

Question 1126657: Nicks height above the water t seconds after diving from a diving board into a pool can be modeled by f(t) = -4.9t2 + 4.9t + 5. What is Nicks maximum height above the water?
Click here to see answer by ikleyn(52778)

Question 1126673: x=y-1
5x=10y
Click here to see answer by greenestamps(13198)

Question 1126724: If m1 and m2 represent the slopes of two lines, determine if the lines are parallel, perpendicular, or neither.
7. m1 = 2 an m2 = 1/2
8. m1 = 2 and m2 = - 1/2
9. m1 = 2 and m2 = -2
10. m1 = 2 and m2 = 4/2
11. m1 = 0 and m2 = undefined
Click here to see answer by math_helper(2461)

Question 1126725: Identify the slope and y-intercept for each question
12. y=2/3 x + 4
13. y= -3x+1
14. 3x+2y=12
Click here to see answer by math_helper(2461)

Question 1126790: Find the x- and y- intercept (if they exist), and graph the line.
2x-3y=-3
Click here to see answer by Boreal(15235)

Question 1126791: Graph the line by making a table of at least three ordered pairs and plotting the points
y=1/4x -2

Click here to see answer by Boreal(15235)

Question 1126793: Complete the table, and graph the corresponding ordered pairs. Draw the line defined by the points to represent all solutions to the equation.
y=-2
Click here to see answer by Boreal(15235)

Question 1126787: Find the x- and y- intercepts (if they exist), and graph the line
20x=-40y-200

Click here to see answer by Boreal(15235)

Question 1126789: Find the x- and y- intercept (if they exist), and graph the line
2x+2=y
Click here to see answer by MathLover1(20849)

Question 1126794: Complete the table, and graph the corresponding ordered pairs. Draw the line defined by the points to represent all solutions to the equation.
-2x-3y=6
Click here to see answer by MathLover1(20849)

Question 1126788: Find the x- and y- intercepts (if they exist), and graph the line.
-x -y = 0

Click here to see answer by MathLover1(20849)

Question 1126792: Complete the table, and graph the corresponding ordered pairs. Draw the line defined by the points to represent all solutions to the equation.
x=1/2
Click here to see answer by MathLover1(20849)

Question 1126848: A line with a slope of 5/4 crosses through the points (x, 2) and (4, 6).
What is the value of x?
Click here to see answer by rfer(16322)

Question 1126848: A line with a slope of 5/4 crosses through the points (x, 2) and (4, 6).
What is the value of x?
Click here to see answer by josgarithmetic(39617)

Question 1126848: A line with a slope of 5/4 crosses through the points (x, 2) and (4, 6).
What is the value of x?
Click here to see answer by MathTherapy(10551)

Question 1126928: my question:
y is less than or equal to -x-2 . i am trying to figure out what y and x equal using the intercept method , which is when x=0 and when y=0 . i know that y=-2 , but i don�t know what x equals . i need to figure out what x equals .
thank you .
Click here to see answer by josmiceli(19441)

Question 1126933: What is the distance between the lines
y = 2x
and
y = 2x+5
?
Click here to see answer by josmiceli(19441)

Question 1126943: sketch f(x)= -|x+2|+4
Click here to see answer by josgarithmetic(39617)

Question 1127136: slope: 5, y-intercept:8. Write an equation of a line in slope-intercept form with the given slope and y-intercept. then graph the equation.
Click here to see answer by josgarithmetic(39617)

Question 1127138: For f(x)=2x/x-2 answer the following questions.
1. Is the point (3,6) on the graph of f?

Click here to see answer by josgarithmetic(39617)

Question 1127138: For f(x)=2x/x-2 answer the following questions.
1. Is the point (3,6) on the graph of f?

Click here to see answer by ikleyn(52778)

Question 1127139: 2. For x=-2, what is f(x)? What are the coordinates of that point on the graph y=f(x)?
Click here to see answer by josgarithmetic(39617)

Question 1127142: For f(x)=2x/x-2 answer the following questions.
4. What is the domain of f?
Click here to see answer by greenestamps(13198)

Question 1127141: For f(x)=2x/x-2 answer the following questions.
3. If f(x)=3, what is x?
Click here to see answer by greenestamps(13198)

Question 1127141: For f(x)=2x/x-2 answer the following questions.
3. If f(x)=3, what is x?
Click here to see answer by josgarithmetic(39617)

Question 1127140: For f(x)=2x/x-2 answer the following questions.
2. For x=-2, what is f(x)? What are the coordinates of that point on the graph y=f(x)?
Click here to see answer by MathLover1(20849)

Question 1127254: f(x)=x^2+10x+26
what is the vertex?
the axis of symmetry?
the minimum/maximum value?
Click here to see answer by josgarithmetic(39617)

Question 1127275: Find the slope of the line that passes through the points (-1, -8) and (1, -14).
A. m=3 B. m=1/3 C. m=-1/3 D. m=-3
Click here to see answer by Alan3354(69443)

Question 1127276: Which point is a solution to the system?
9x_2y=48
-x+9y=50
A. (6,6) B. (4,4) C. (6,4) D. (4,6)
Click here to see answer by josgarithmetic(39617)

Question 1127276: Which point is a solution to the system?
9x_2y=48
-x+9y=50
A. (6,6) B. (4,4) C. (6,4) D. (4,6)
Click here to see answer by ikleyn(52778)

Question 1127273: Find the x- and y- intercepts of y=9x+26
x-intercept: (___ ___ , _____) y-intercept: (________ , ________)
Click here to see answer by josgarithmetic(39617)

Question 1127274: The graph of the equation x=-20 is a ______ line.
A. vertical
B. dotted
C. slanted
D. horizontal
Click here to see answer by math_helper(2461)

Question 1127274: The graph of the equation x=-20 is a ______ line.
A. vertical
B. dotted
C. slanted
D. horizontal
Click here to see answer by Alan3354(69443)

Question 1127004: You're percent grade varies directly with the number of correct answers you got a grade of 80 when you had 20 correct answers rise in equation for the relationship between percent grade and number of correct answers
Click here to see answer by Boreal(15235)

Question 1127291: With the aid of number line,evaluate(-7)+(-2)+(+6)
Click here to see answer by Alan3354(69443)

Question 1127375: How do you graph this linear equation: -x-7y=6
(We were told not to graph with a fraction in the answer.)
So far I have y = -1/7x - 6/7
Click here to see answer by MathLover1(20849)

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