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

Tutors Answer Your Questions about Graphs (FREE)

Question 249844: what is The slope of any line perpendicular to the line 3x + y = 9.
Click here to see answer by solver91311(16897)

Question 249858: A contractor needs 63 square feet of brick to construct a rectangular walkway. The length of the walkway is 2 feet more than the width. What is the perimeter of the walkway
Click here to see answer by mathhub(11)

Question 249905: I do not understand how to use the substitution method to find an intersection point. I have (-6,1) (5,4) and (5,-4) (-6,4). If I write the equation in standard form is it -6A + 1B=C?
Click here to see answer by solver91311(16897)

Question 250012: y=x+4
3x+y=24
Click here to see answer by richwmiller(9143)

Question 249980: Write an equation in slope-intercept form for the line that is parallel to the given line and that passes through the given point 2x+37+7;(4,5)
Click here to see answer by richwmiller(9143)

Question 250070: How would you graph y+15=-3/4(x-6) ? Help please!
Click here to see answer by Theo(3464)

Question 250211: solve the system of equations using the substitution method. write the solution as an ordered pair.
y=3x
y-x=18
Click here to see answer by tutorcecilia(2152)

Question 250272: graph {3x-y>5} and {x+3y>= 6}
My answer
3x-y=5 x+3y=6
-y= -3x+5 3y= -x + 6
y=3x-5 y= -1/3x+2
solution solution
x y x y
0 -5 0 2
1 -2 3 1
2 1 6 0

Now I have graphed this - but I don't understand how to shade it correctly
pls help!
Click here to see answer by College Student(505)

Question 250265: find the vertex, y intercept and x intercept if any exist of f(x)=-xSQUARED+2x+8
Click here to see answer by checkley77(12569)

Question 250322: how do i find a parallel slope and a perpendicular slope of 2/7
Click here to see answer by richwmiller(9143)

Question 250322: how do i find a parallel slope and a perpendicular slope of 2/7
Click here to see answer by solver91311(16897)

Question 250336: Write an equation for the line that is parallel to the given line and passes through the given point. y=4x+6
Click here to see answer by richwmiller(9143)

Question 250336: Write an equation for the line that is parallel to the given line and passes through the given point. y=4x+6
Click here to see answer by solver91311(16897)

Question 250387: state the slope and y intercept of f(x)=4x-6 and tell how it relates to the graph f(x)=x
Click here to see answer by edjones(7569)

Question 250463: Given the equation of a line y=-3x-2, then the slope of the line perpendicular to the given line.
i would use the formula y=mx+b i don't know how to plug everything in
Click here to see answer by MRperkins(300)

Question 250377: Which point (5/2, 3) or (3/2, 20), is on the graph of 2x - 2/3y=3? How do I figure this out?
Click here to see answer by Fombitz(13828)

Question 250424: Solve each system by graphing
y = 2/3x
2 x + 3 y = 5

Second question
Graph each pair of equations on a graphing calculator using
a window that shows the point of intersection. Use the
intersect feature to find the solution
y = 5x + 98
y =7x + 70
Click here to see answer by Fombitz(13828)

Question 250550: Hi, How do you graph this linear equation: y=4 I really need some help.
Thanks -Drea
Click here to see answer by richwmiller(9143)

Question 250548: what will be the answer to y=-3x+2
Click here to see answer by richwmiller(9143)

Question 250552: what will be the answer to y=-3x+2
Click here to see answer by MRperkins(300)

Question 250561: Indicate the axis of symmetry of the parabola
y = x^2 + 8x + 20
Click here to see answer by richwmiller(9143)

Question 250560: Indicate the axis of symmetry of the parabola
y = x^2 + 7

Click here to see answer by richwmiller(9143)

Question 250590: Hi, I'm really stuck on this linear equation. How are you supposed to graph this: x + y = -7
I really need help.
Thanks -Drea
Click here to see answer by richwmiller(9143)

Question 250607: please help me rewrite this equation in the form of (Y=) 4x^2+3xy=18
Click here to see answer by jim_thompson5910(28598)

Question 250607: please help me rewrite this equation in the form of (Y=) 4x^2+3xy=18
Click here to see answer by richwmiller(9143)

Question 250607: please help me rewrite this equation in the form of (Y=) 4x^2+3xy=18
Click here to see answer by edjones(7569)

Question 250610: how do you write (3,5) m= -1 in point slope form
Click here to see answer by richwmiller(9143)

Question 250632: Find the line perpendicular to the line 4x-3y=6 that passes through the point (-3, 0).
Click here to see answer by Fombitz(13828)

Question 250650: How do i graph the equation y=csc(x-¶/2)
Click here to see answer by Fombitz(13828)

Question 250646: Can you help me graph: 3x-4y>-12
Click here to see answer by MRperkins(300)

Question 250727: I am a little lost at graphing linear equations. could you explain to me the whole concept of how to graph a linear equation?
Click here to see answer by richwmiller(9143)

Question 250727: I am a little lost at graphing linear equations. could you explain to me the whole concept of how to graph a linear equation?
Click here to see answer by blwinbbbles(106)

Question 250727: I am a little lost at graphing linear equations. could you explain to me the whole concept of how to graph a linear equation?
Click here to see answer by jsmallt9(3296)

Question 250643: 2.14x - 12.18 = -5.76
Click here to see answer by checkley77(12569)

Question 251063: How do you graph (0,2) and (-2,-3)?
Click here to see answer by richwmiller(9143)

Question 251069: how do you graph y=5/4x+3?
Click here to see answer by richwmiller(9143)

Question 251083: can you find the following slopes with these numbers???
(3,4) and (7,5)

Click here to see answer by blwinbbbles(106)

Question 251101: I have another question. I need help with three pairs of ordered pairs for the solution y=-6.
Click here to see answer by Fombitz(13828)

Question 251094: What is the equation 5x-y=3 in function form?
Click here to see answer by vleith(2825)

Question 251098: I have a question. I need three different pairs to the solution to this equation.....x=2.
Click here to see answer by vleith(2825)

Question 251056: Graph parabola show the vertex and at least two points on either side of the vertex.
y = x^2 -4x +3
Click here to see answer by richwmiller(9143)

Question 251159: how would i graph 2x-7=0

Click here to see answer by checkley77(12569)

Question 251184: Select the proper equation in point-slope form for the given point and slope.
Point: (5, -9); Slope: 2
Click here to see answer by stanbon(57387)

Question 251217: How do you graph 3x-2y is greater than or equal to -6
Click here to see answer by stanbon(57387)

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