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

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Question 159848: A treasure hunting team of divers is placed in a computer controlled diving cage. The equation d= 40/3t - 2/9t squared describes the depth d ( in feet) that the cage will descend in t minutes.
A) sketch the graph of the equation d = 40/3t - 2/9t squared.
B) What part of the graph represents the physical aspects of the problem?
C) What is the total time of the entire diving experiment?
Click here to see answer by ankor@dixie-net.com(15657)

Question 160001: Problem reads as . Find the equation of a relation using the point-slope or slope-intercept equation. 1. m= 3/5, (0,3) ____ 2. m= 1/4, (3,-1/4). Could anyone help with these?
Click here to see answer by scott8148(6628)

Question 159924: Find the slope and the y-intercept of the line. Write the fractional answer in lowest terms.
y= -1/10x-7/6
The slope is [-1/10] (type an integer or a fraction)
The y-intercept is (0,-7/6) (type an integer or a fraction)
Click here to see answer by checkley77(12569)

Question 159925: Find the slope and the y-intercept.
y= 4.6x-3
The slope is 4.6
The y-intercept is (0,-3)
Click here to see answer by checkley77(12569)

Question 159926: Find the slope and the y-intercept of the line.
4x=5y+15
The slope is _____
The y-intercept is (0, _____)
Click here to see answer by checkley77(12569)

Question 160008: Find an equation of the line contaiing the given pair of points. Express your answer in the form x=a, y=b, or y=mx=b.
(-1,-1) and (4,4)
What is an equation of the line?
y= _____
Click here to see answer by jim_thompson5910(28595)

Question 160034: 3x-y=6 graph each line
Click here to see answer by jim_thompson5910(28595)

Question 159864: Number 9c is the same question with "and", 9d is with the "or", but when I try to graph they look the same, although I know they should be different.
Click here to see answer by 983469(5)

Question 160118: can someone hlep me with this problem:
What is the slope of the line that passes through (-4,-2) and the origin ?
a. m = 1/2
b. b = 1/2
c. m = -1/2
d. Insufficient imformation given
Click here to see answer by nerdybill(6962)

Question 160189: Graph the function:
f(x) = x (squared)-x-3
Click here to see answer by checkley77(12569)

Question 160173: Find the intercepts and then use them to graph the equation.
y= -5-5x
Click here to see answer by checkley77(12569)

Question 160225: Graph 3x-2y=6 using the slope and the y-intercept.

Click here to see answer by checkley77(12569)

Question 159427: i would really appreciate if you would help me with problem number 22, on page 322.
Click here to see answer by Alan3354(30993)

Question 160161: What is the answer to 4 abs(x+7)-5< 5
Click here to see answer by vleith(2825)

Question 160392: How do i graph x-3y(less than or equal to)6?
I try to do this by finding the x- and y-intercept but it didn't look right.
Click here to see answer by KnightOwlTutor(293)

Question 160391: How do i graph y(greater than or equal to)2x+5?
Click here to see answer by KnightOwlTutor(293)

Question 160415: How do i graph y-2=[x+3] and y=[2x-1]? I don't really get the how to graph with the brackets.
Click here to see answer by Earlsdon(6287)

Question 160494: hi all will you please help me with this thanks for all of your help. draw a graph to represent the solution of the equations x - 2y = 4 x + 2y = 12
Click here to see answer by checkley77(12569)

Question 160486: Graph each line using its y-intercept and slope:
3x - 2y = 10
Click here to see answer by checkley77(12569)

Question 160584: 5. Fill in the chart given this linear equation:
x + 7y = 4.
Type all your work below the chart.
x | y
___________|____________
-2 |
___________|_____________
-1 |
___________|_____________
0 |
___________|_____________
1 |
___________|_____________
2 |
___________|_____________

Click here to see answer by KnightOwlTutor(293)

Question 160582: The linear equation x=-13 graphs as a horizontal/vertical/diagonal line choose the correct label. How did you come up with this conclusion.
Click here to see answer by KnightOwlTutor(293)

Question 160581: Name the coordinate described here:
From the origin, the point is two places to the left and nine places up.
Click here to see answer by KnightOwlTutor(293)

Question 160510: graph equation using slope y-intercept y=1/10x + 2
Click here to see answer by checkley77(12569)

Question 160675: how can you tell when a graph is a function or not a function?

Click here to see answer by nerdybill(6962)

Question 160747: graph a line with the slope -3 passing through the point(-2,-5)
Click here to see answer by KnightOwlTutor(293)

Question 160716: I'm attempting to assist my daughter with graphing this function/equation or inequality. It's been years since I've done this, I don't even know where to start. Can you please assist?
Here is the problem which needs to be graphed:
d(x)+8-x
Click here to see answer by Fombitz(13828)

Question 160714: can you give me step by step help on these questions? thanks so very much!
Click here to see answer by elima(1433)

Question 160852: I would try to answer the problem but I really don't know where to begin. Can you please help me with the following problem?
Graph the solution set of 3x-4y>8.

Thank You for your help!
Click here to see answer by gonzo(654)

Question 161033: how do you graph the following
y is less than x
Click here to see answer by jim_thompson5910(28595)

Question 161061: What is the quadratic function of the form y=3x^2+3?
Click here to see answer by jim_thompson5910(28595)

Question 161081: Solve the system of equations by graphing. Then, classify the system.
3x-y=17
3x+4y=7
What is the solution of the system? ______
Is the system consistent or inconsistent? ______
Are the equations dependent or independent? _______
Graph your answer to the equation.
Click here to see answer by jim_thompson5910(28595)

Question 161170: Allen practiced his trumpet for a total of 975 minutes during June, July, and August. He practiced 365 minutes in July and 325 minutes in August. Write and solve an equation to find the number of minutes he practiced during June.
Click here to see answer by schrammbledeggs(41)

Question 161206: Use the intercepts to graph the equation.
3x-5y=15
Click here to see answer by ankor@dixie-net.com(15657)

Question 161313: Can you please help me solve this equation? 3/4x-5=2/3x
Click here to see answer by schrammbledeggs(41)

Question 161278: Graph the line that satisfies the given conditions.
(3,-2), M=5/2
Click here to see answer by stanbon(57377)

Question 161292: How Do I Solve: X < 23
Click here to see answer by vleith(2825)

Question 161336: Subtract: (7X^3 + 3X^2 + 5X) - (3X^3 + X)
Click here to see answer by KnightOwlTutor(293)

Question 161336: Subtract: (7X^3 + 3X^2 + 5X) - (3X^3 + X)
Click here to see answer by schrammbledeggs(41)

Question 161332: solve,
-7 is less than and equal to -2X + 3 is less than 9
Click here to see answer by nerdybill(6962)

Question 161330: solve.
8 is less than or equal to 5X + 3 is less than or equal to 23
Click here to see answer by scott8148(6628)

Question 161359: can you please help me solve this equation? 5x+6y=18, solve for y
Click here to see answer by nerdybill(6962)

Question 161425: what is the slope of y = 1/2 x - 3
Click here to see answer by jim_thompson5910(28595)

Question 161424: the graph of y = a2 +8a +16 is
Click here to see answer by checkley77(12569)

Question 161446: what is the equation of the line described?
through (-7,1), perpendicular to 9x+4y=-67
*I'm guessing that I need to write the equation in slope-intercept form, but i'm not sure what to do with the points. I also know that both slopes should equal -1, just don't know how.
Click here to see answer by nerdybill(6962)

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