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

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Question 1070270: (4,5) (3,7)
Click here to see answer by josgarithmetic(39617)

Question 1070322: (a) find an equation for the line tangent to the circle x^2+ y^2=25 at the point (3,-4).
(b) At what other point on the circle will a tangent line be parallel to the tangent line in part (a)?
Click here to see answer by josgarithmetic(39617)

Question 1070410: Given the points A (5, -6) B (2, 3) C (-2,-4)
compute the distance between points B and C
Click here to see answer by Alan3354(69443)

Question 1070419: Given points A (5, -6), B (2, 3) C (-2, -4)
find the midpoint between points A and C
Click here to see answer by solver91311(24713)

Question 1070418: Given points A (5, -6), B (2, 3) C (-2, -4)
find the midpoint between points B and C
Click here to see answer by solver91311(24713)

Question 1070417: Given points A (5, -6), B (2, 3) C (-2, -4)
cpmpute the distance between points A and B
Click here to see answer by solver91311(24713)

Question 1070397: Consider the equation:f (x)=2x-4.
Give the equation of f^-1,the inverse of f in the former y=....
Click here to see answer by Boreal(15235)

Question 1070432: write the linear equation given by the following table of values.
x y
6 -2
6 -1
6 0
6 1
6 2
Click here to see answer by Boreal(15235)

Question 1070746: What are the coordinates of the center of (x-2)^2+(y+3)^2=49
A. (2, -3)
B. (-2, 3)
C. (0,0)
D. (-5,7)
Click here to see answer by Alan3354(69443)

Question 1070753: Given 2(x-1)^2+3(y+1)^2=52 the coordinates of the center are
A. (-1,1)
B (3,-2)
C, (-2,3)
D, (1,-1)

Click here to see answer by Alan3354(69443)

Question 1070744: X^2-6x+y^2+10y=-18 rewritten as the equation of a circle is
A. (X-3)^2+(y+5)^2=9^2
B. X^2-6x+18=-y^2-10y
C. (X-3)+(y+5)^2=4^2
D. (X^2-3)+(y^2+5)=16
Click here to see answer by Alan3354(69443)

Question 1070766: equation for the line perpendicular to the line -6x-7y=-6 having the same yincerpt as 8x-5y=10
Click here to see answer by josgarithmetic(39617)

Question 1070757: Find the equation for the perpendicular to the line 4x+8y=-8 having the same y-interception as -4x+2y=-6
Click here to see answer by josgarithmetic(39617)

Question 1070805: 3x3+2x4+1 please simplify

Click here to see answer by Alan3354(69443)

Question 1070830: Find the equation for the line that passed through the point (2,3), and that is perpendicular to the line with the equation -1/2x+2y"-13/2
Click here to see answer by Alan3354(69443)

Question 1070867: On the pair of axis draw the graph of y=-2x-2
Click here to see answer by Fombitz(32388)

Question 1070932: How to graph
2x=-4y^2+8
Click here to see answer by Fombitz(32388)

Question 1070935: How to graph
y=-6x^2+1/2
Click here to see answer by Alan3354(69443)

Question 1070936: How to graph
x=y^2+5
Click here to see answer by Alan3354(69443)

Question 1070934: How to graph
3x^2=y+1
Click here to see answer by Alan3354(69443)

Question 1070931: estimate each graph. plot sevaral points to confirm your estimate and graph the parabola
Y=2x^2+5
Click here to see answer by Alan3354(69443)

Question 1070933: How to graph
x=1/2y^2+3
Click here to see answer by Alan3354(69443)

Question 1070950: Find the equation for the line that passes through the point (-1,-3), and that is perpendicular to the line with the equation for the line that 4/3x2y=-10. I worked it but don't think I did it right and I am not sure if my first question went through, I have been having problems with my internet
Click here to see answer by Alan3354(69443)

Question 1070943: Find the equation for the line that passed through the point (-1,-3), and that is perpendicular to the line with the equation 4/3x-2y=-10.
Click here to see answer by josgarithmetic(39617)

Question 1070930: IF A(2,0),B(p,-2),C(-1,1) and D(3,r) are the vertices of a parallelogram ABCD,calculate the value of p and r.

Click here to see answer by KMST(5328)

Question 1071003: can you help me show the work for 4x(variable but I don't hve the symbol)+6+3=17?
Click here to see answer by t0hierry(194)

Question 1071091: Every sack of sugar has the same weight. Every sack of flour has the same weight, but not necessarily the same as the weight of the sacks of sugar. Suppose that three sacks of sugar together with four sacks of flour weighs no more than 50 pounds, and that the weight of two sacks of flour is no more than 13 pounds more than the weight of three sacks of sugar. What is the largest possible weight (in pounds) of a sack of flour?
Click here to see answer by DesriElizabeth(1)

Question 1071274: What is the domain of the function f(x) = 4x − 16?
Click here to see answer by ikleyn(52777)

Question 1071270: The lines l1 and l2 are perpendicular. The slope of L1 is -2/7. Find the slope of L2.
Click here to see answer by Boreal(15235)

Question 1071276: d(x) = 15 + 0.5x
Click here to see answer by rothauserc(4718)

Question 1071305: In the equation x^2-y^2=8 if the value of y=-1, the value of X is
A. -3
B. +3
C. +-3
-
D. 9
Click here to see answer by josgarithmetic(39617)

Question 1071305: In the equation x^2-y^2=8 if the value of y=-1, the value of X is
A. -3
B. +3
C. +-3
-
D. 9
Click here to see answer by MathTherapy(10551)

Question 1071309: Which is true about an inverse relationship?
A. One variable increases while the other decreases.
B. One variable increases while the other remains the same
C. One variable remains the same and the other decreases
D. Both variable increases at the same time
Click here to see answer by Boreal(15235)

Question 1071311: On the graph of an inverse relationship
A. All the points fall in the same quadrant
B. The x-intercept has very large value
C. The x- intercept has a very small value
D. The lines approach, but do not touch the axis.
Click here to see answer by KMST(5328)

Question 1071277: The daily expenses for each of a transportation service company�s trucks is given by the function d(x) = 15 + 0.5x, where d(x) is the daily expense per truck (in dollars) and x is the daily mileage.
The input for the function includes
Click here to see answer by josgarithmetic(39617)

Question 1071453: Consider the equation and the following ordered pair (-3,y) and (x,3)
2x+2y=14
Compute the missing x and u value so each pair will satisfy. Is there anyone out there who can please help with this right now
Click here to see answer by josgarithmetic(39617)

Question 1071484: Find the slope of the line through (8, 2) and (6, 6).

Click here to see answer by KMST(5328)

Question 1071507: If the equation of a line goes through the points (-4 ,-2) and (6,-5) can be written in the form y =mx+b m would be __________ and b would be ____________
Thanx in advance for your time and consideration :)
Click here to see answer by josgarithmetic(39617)

Question 1071628: Graphing a line with the given slope of (3,-2); slope =3/2
Click here to see answer by josgarithmetic(39617)

Question 1071627: Graphing with the given slope of (5,2); = 3
Click here to see answer by josgarithmetic(39617)

Question 1071457: Y^1.5-13.33Y+755.55=0

Click here to see answer by Fombitz(32388)

Question 1071745: Graph the system below and write its solution
=+2xy−2
=y+12x3

Click here to see answer by ikleyn(52777)

Question 1071749: Solve s=using crossing graphs.
5x-3y=10
x+y=0
(x,y) = (____,____)
Click here to see answer by Fombitz(32388)

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