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

Tutors Answer Your Questions about Graphs (FREE)

Question 480734: x-6y=-7
9x-8y=-17
Click here to see answer by mananth(12270)

Question 480861: What is the midpoint of the line segment that runs between (-3, 1) and (1, 5)?
Click here to see answer by ewatrrr(10682)

Question 480738: Graph 3x less than y
Click here to see answer by mananth(12270)

Question 480895: what are the x and y intercepts of
8x+6y=13
Click here to see answer by Alan3354(30993)

Question 480909: graph of y = – |x + 2| + 3
Click here to see answer by stanbon(57422)

Question 481013: Would someone assist me with this, please?
My problem says this:
Soft Drink Taste Test A soft drink company wishes to introduce a new soft drink. The company is considering two flavors, lemon lime and cherry cola. In a sample of 125 people, it was found that
80 liked lemon lime.
68 liked cherry cola.
42 liked both types.
c) How many liked either one or the other or both?
d) How many did not like either flavor?
How do I draw a Venn Diagram to obtain these answers? Could someone draw a diagram for me on how this should look? Thank you so much.

Click here to see answer by ewatrrr(10682)

Question 481024: I am needing some assistance, please. If you can help, I will be grateful. Thank you! Also, could you kind of break it down so that I can get a better understanding of it? Unfortunately, I'm confused.
The problem says:
Determine the following: A ∪ B′
Let
U = {1, 2, 3, 4, 5, 6, 7, 8}
A = {1, 2, 4, 5, 8}
B = {2, 3, 4, 6}
The photo:
http://www.flickr.com/photos/62474130@N03/6036660666/
Click here to see answer by MathLover1(6648)

Question 481033: Solve the system of equations by graphing.
y= -3x +3
6x+y=6
Click here to see answer by stanbon(57422)

Question 481054: I am not understanding how to find the slope and y intercept of a line, Problem is 10x= 9y+81

Click here to see answer by Alan3354(30993)

Question 481034: Solve the system of equations by graphing.
x= 6y +1
2x-12y= 2
Click here to see answer by mananth(12270)

Question 481211: Hey,
I need help with this problem:
i need to graph the following system of equations, and solve the system to find the points of intersection:
1) y=sqrt(144-x^2)
2) y=16-x
I need the "For Dummies" version, please - including a brief review of graphing circles/half circles, lines, etc.
Click here to see answer by Alan3354(30993)

Question 481262: Solve and graph the solution set.
A) 5y + 3 is less than or equal to -2 or -7 is greater than or equal to 0.
B) x-9 < 3x-4 < x+8
Click here to see answer by lwsshak3(6527)

Question 481419: Problem says this:
The Wildlife Federation surveyed 220 San Diego residents. The results are as follows:
32 had a membership to the Birch Aquarium
57 had a membership to the San Diego Zoo
21 had both
Answer the following questions:
i. How many had only a zoo membership?
ii. How many had only an aquarium membership?
iii. How many belonged to either one or the other or both?
iv. How many belonged to neither?
In addition to answering the questions, it says to construct a Venn Diagram. How Do I make a Venn Diagram? Could someone show me how this should look?
Also, explain to me how you arrived at your answers for the Venn Diagram? Thank you so much.
Click here to see answer by mananth(12270)

Question 481534: I'm struggling with this. I need to find the vertex, line of symmetry, and the max or min value of f(x).
The equation is f(x)=1/3 (x+7)^2 + 9
Click here to see answer by Theo(3472)

Question 481535: Please solve and graph for me 4x is greater or equal to 16
Click here to see answer by jim_thompson5910(28598)

Question 481542: Footbal team gains 7 yards, loses 27 yards, gains 13 yards. What is total net yardage?
Click here to see answer by jim_thompson5910(28598)

Question 481911: need to graph x-2y=-8 by finding and plotting its intercept points
Click here to see answer by ewatrrr(10682)

Question 482047: lowest terms
64u^3/112u^7
Click here to see answer by MathLover1(6648)

Question 482096: graph of the following system of inequalities:
y < 3x + 5
y < 2x + 2
Click here to see answer by mananth(12270)

Question 482195: Complete the ordered pair below for the equation y=-7x+4
(0,?)
Click here to see answer by nerdybill(6963)

Question 482201: find the slop of the following line
3y=x+6
Click here to see answer by nerdybill(6963)

Question 482382: Sonya walked at a rate of 1/t+a mph for bt +ab hours. How far did she walk?
I have no idea what this is asking. Help please.
Click here to see answer by Earlsdon(6290)

Question 482397: solve. 3/4(x-1/2)-5/3<1/3
Click here to see answer by rfer(12678)

Question 482458: solve the system of equations: a)graphically b)numerically x+2y=4,x+y=1
Click here to see answer by mananth(12270)

Question 482457: If the slope is 3/4 is the y interceptor is (0,-35)
Click here to see answer by Alan3354(30993)

Question 482786: ]Choose the equation below that represents the line passing through the point (-2, -3) with a slope of -6.

Click here to see answer by solver91311(16897)

Question 483506: an equation and two ordered pairs are given. Show that each pair is a solution of the equation. Then graph the two pairs to determine another solution. Answers may vary.
y = x − 2; (3,1), (−2, −4)

Click here to see answer by richard1234(5390)

Question 483109: What happens to y=mx+b if you add an exponent after x?
Click here to see answer by richard1234(5390)

Question 483828: How to solve this kind of question? −8 <1 − 3 (x − 2) < 13
I forgot how to do it.
Click here to see answer by Tatiana_Stebko(1326)

Question 484137: Find the slope of a line to the line that passes through the following points.
1-(4,0) and (3.8,2)
Find the slope of a line perpendicular to the line that passes through the following points.
(3,9) and (7,15)
Click here to see answer by mananth(12270)

Question 484563: what does the semi colon mean in the problem 9 + 4y = 17;1

Click here to see answer by solver91311(16897)

Question 484563: what does the semi colon mean in the problem 9 + 4y = 17;1

Click here to see answer by richard1234(5390)

Question 484807: I need help with inequalities problems, I don't know a thing!!!
Click here to see answer by MathLover1(6648)

Question 484841: 6b^2+5+1 factor out the GCF
Click here to see answer by Alan3354(30993)

Question 484829: (s+4)^2-7=0
Click here to see answer by nerdybill(6963)

Question 484834: -15u^2v^2+25u^2v-40uv^2
Click here to see answer by checkley79(3056)

Question 484880: 5x-2y=10. I need help finding the x-intercept, the y-intercept and the slope.
Click here to see answer by jim_thompson5910(28598)

Question 484880: 5x-2y=10. I need help finding the x-intercept, the y-intercept and the slope.
Click here to see answer by Tatiana_Stebko(1326)

Question 484877: 5x-2y=10 how to find the x-intercept, the y-intercept, and the slope?
Click here to see answer by MathLover1(6648)

Question 484831: 36s^2-12s-1
Click here to see answer by Alan3354(30993)

Question 484984: please show me how to get the answer for the following problem: please show the steps.
9*-6-8*2/4*5
thanks
scarlett
Click here to see answer by stanbon(57422)

Question 485249: i didnt understand a question i saw in my math class..
|-|-5||
it was something like that .. and it confused me alot.
Click here to see answer by Edwin McCravy(8921)

Question 485225: graph 2x-6y = 3
Click here to see answer by mananth(12270)

Question 485281: Please help he expand and solve the equation: -7(5x-8y)
Click here to see answer by Tatiana_Stebko(1326)

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