Questions on Algebra: Linear Equations, Graphs, Slope answered by real tutors!

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Question 43117This question is from textbook INTERMEDIATE ALGEBRA

: Simplify by rationalizing the denominator: √6-√3
_____
√6+√3This question is from textbook INTERMEDIATE ALGEBRA

Click here to see answer by fractalier(1804)

Question 43123This question is from textbook INTERMEDIATE ALGEBRA

: Simplify: 16x^2+8x+1/1 - 16x^2
This question is from textbook INTERMEDIATE ALGEBRA

Click here to see answer by fractalier(1804)

Question 43114This question is from textbook INTERMEDIATE ALGEBRA

: Simplify: 16x^2+8+1
___________
1-16x^2This question is from textbook INTERMEDIATE ALGEBRA

Click here to see answer by fractalier(1804)

Question 43427This question is from textbook College Algebra
: Please help with this, it's a word problem , i am having difficulty putting into a proper equation so i can work it.
An outdoor furniture manufacturer has fixed costs of $10,000 per month and average variable costs of $8.50 per unit manufactured. The company has $85,000 available to cover the monthly costs. How many units can the company manufacture?

thank youThis question is from textbook College Algebra

Click here to see answer by jmg(22)

Question 43454This question is from textbook college algebra
: please help with this last one.
Solve the quadratic equation by factoring
2x^2 = 19x + 33
thanksThis question is from textbook college algebra

Click here to see answer by Earlsdon(4900)

Question 43459This question is from textbook college algebra
: please help with this one.
Use the quadratic formula to solve the equation:
16x^2 - 40x +5 = 0
thank you in advanceThis question is from textbook college algebra

Click here to see answer by aaaaaaaa(138)

Question 43458This question is from textbook college algebra
: please help with this. I dont understand how to use the formula.
Use the quadratic formula to solve the equation:
2x^2 - x - 1= 0

Thank youThis question is from textbook college algebra

Click here to see answer by prabhjyot(164)

Question 43515This question is from textbook INTERMEDIATE ALGEBRA

: Divide:
6x2 - x - 12 ÷ 2x2 – 7x + 6
_____________ _____________
9x2 – 16 3x2 – x – 4
This question is from textbook INTERMEDIATE ALGEBRA

Click here to see answer by Nate(3495)

Question 43537: I don't know how to figure this out.
Graph f(x) = -2x + 4

Any solutions?
Click here to see answer by Nate(3495)

Question 43534: Solve the following system:
2x + y = 8
2x - y = 0

I don't understand how to figure these out in order to place on my graph.
Click here to see answer by Nate(3495)

Question 43535: Can someone help solve these so I can make my graph. I am missing something.
x + 2y < 4
x - y < 5

Click here to see answer by Nate(3495)

Question 43558: FIND THE SLOPE IF THE GRAPHED LINE IS Y= - 4 & X = 2
CHOICES ARE:
A) 1/2 B) -1/2 C) -2 D) 2
I CAN'T FIGURE OUT THE SLOPE.

Click here to see answer by Nate(3495)

Question 43559: I can not graph the following inequalities. Can I get help on this?
x-2y greater or equal to 4
x greater or equal to 4
Click here to see answer by stanbon(26268)

Question 43793: Can you explain and figure it out for me of how to graph an equation in the form of y=mx+b.I need to know how to do this later.
y=2x-3
Click here to see answer by Nate(3495)

Question 43818This question is from textbook survey of mathmatics
: Would appreciate some help for:
.......y2 - y1
m = ________; find m when y2=8, y1=-4, x2=-3, and x1=-5
.......x2 - x1
I have never ask for help before---I am returning to college and need math help
Thank you very much and if their are other good on line sources you know please advise
thanks (note i gave you the wrong isbn number--will correct)_
rick laxton This question is from textbook survey of mathmatics

Click here to see answer by tutorcecilia(2042)

Question 43828: Solve. -3 (10x-3) + 10 (3x-3) = x-7

Click here to see answer by tutorcecilia(2042)

Question 43838: solve for x: 3x-2y=6
Click here to see answer by jake_6233(74)

Question 43882This question is from textbook
: find the equation of a line through (10, -8) with undefined slope. please help! i don't understand this problem at all.This question is from textbook

Click here to see answer by stanbon(26268)

Question 43890: using the information given. put each line in slope-intercept form.
slope 2; y-intercept: 5
Click here to see answer by Earlsdon(4900)

Question 43892: determine the slope-intercept from of the equation of the line passing through the points given.
(o,7), (1,9)

Click here to see answer by checkley71(8405)

Question 43817This question is from textbook survey of mathmatics
: Would appreciate some help for:
.......y2 - y1
m = ________; find m when y2=8, y1=-4, x2=-3, and x1=-5
.......x2 - x1
I have never ask for help before---I am returning to college and need math help
Thank you very much and if their are other good on line sources you know please advise
thanks
rick laxton This question is from textbook survey of mathmatics

Click here to see answer by checkley71(8405)

Question 43671: I have tried over and over and still can not get this problem right. I am trying to do a linear inequalities by graphing.
x-3y >6
3x+2y >12
Click here to see answer by benni1013(141)

Question 43917: Does the equation ( x-3)^2 + (y +4)2 = -6 have a graph that is a circle?
Click here to see answer by fractalier(1804)

Question 43918: Explain why the graph of |x| + |y| = 1 does not contain any points that have
a. a y-coordinate that is greater than 1 or less than -1
b. an x- coordinate that is geater than 1 or less than -1
Click here to see answer by fractalier(1804)

Question 43905: 5x-3=9x=7
Click here to see answer by fractalier(1804)

Question 43844: solve. 6x-0.37 = 5(x-0.28)
Click here to see answer by adamchapman(301)

Question 38919: 4. Find values for m and b in the following system so that the solution to the system is (-3,4).
5x + 7y = b
mx + y = 22

Click here to see answer by fractalier(1804)

Question 44118: -3(2x+1) = 2(x-2)
Click here to see answer by adamchapman(301)

Question 44125: 4-(2x-9)=-19
Click here to see answer by adamchapman(301)

Question 44124: (4x-2)/(5)=10
Click here to see answer by adamchapman(301)

Question 44123: (-x)/(3)-5=2x
Click here to see answer by adamchapman(301)

Question 44117: 4 - (2x-9) = -19
Click here to see answer by fractalier(1804)

Question 44117: 4 - (2x-9) = -19
Click here to see answer by adamchapman(301)

Question 44040: A husky running a thousand mile race between Anchorage and Nome, Alaska burns 5 3/8 calories in exertion for every 1 calorie burned in thermoregulation in extreme cold. According to one scientific study, a husky in top condition burns an amazing total of 11,200 calories per day. How many calories are burned for exertion, and how many are burned for regulation of body temperature? Round answeres to the nearest whole number?
Click here to see answer by checkley71(8405)

Question 44275: What is the y value of the y-intercept for the graph of the equation
-4x+5y=9?
Is it 9/5
Click here to see answer by AnlytcPhil(958)

Question 44249: Please help me solve this problem:
If the numerator of a fraction is increased by 6 and the denominator is decreased by 5, the resulting fraction is 3/4.If the reciprocal of the original fraction is decreased by 1, the resulting fraction is 16/9. Find the original fraction.
Thank you!
Click here to see answer by venugopalramana(3286)

Question 44194This question is from textbook INTERMEDIATE ALGEBRA

: Solve using the square root property:
2x2 = 40This question is from textbook INTERMEDIATE ALGEBRA

Click here to see answer by fractalier(1804)

Question 44193This question is from textbook INTERMEDIATE ALGEBRA

: Solve by factoring:
x2 – 5x = 6This question is from textbook INTERMEDIATE ALGEBRA

Click here to see answer by fractalier(1804)

Question 44192: 3x+5
____ = 6+3X
5
Click here to see answer by checkley71(8405)

Question 44374: graph x+2=7
could some help me please thank you
Click here to see answer by adamchapman(301)

Question 44387: write an equation of the line.Express it in standard form.
through (8,3)and(-4,3)
Click here to see answer by fractalier(1804)

Question 44435: graph
3x-y=4
could some help me here please
thanks mike
Click here to see answer by tutorcecilia(2042)

Question 44494: I need to find the line passing through (1,42) and (17,314).
Click here to see answer by pvaka(23)

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