Questions on Algebra: Rational Functions, analyzing and graphing answered by real tutors!

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Question 59436: I had this problem on a test and totally blanked out on it. How do you solve it?
Solve for x.
(3/x)-(2/x+1)=2
Click here to see answer by funmath(2873)

Question 59644: what is slope and intercept form? and how do you solve it?
Click here to see answer by funmath(2873)

Question 59667: Find the missing values that solve this equation.
y = 3x

(0, ____) (-1,____) (7,____)

Click here to see answer by pvaka(23)

Question 59678: Is this equation a linear equation?
y = 3x - 8
Click here to see answer by praseena(37)

Question 59677: Is this equation a linear equation?
ab – 3b = 9

Click here to see answer by praseena(37)

Question 59676: Is this equation a linear equation?
3d – 4f = 8

Click here to see answer by praseena(37)

Question 59675: Is this equation a linear equation?
y = x2 + 4
Click here to see answer by praseena(37)

Question 59674: For the equation y = 2x-4, select all that are true.
y = 2x - 4 is a linear equation
(1, 2) is a solution to the equation
(1, -2) is a solution to the equation
(-1,-6) is a solution to the equation
(2, 0) is a point on the graph of y = 2x – 4
(2, 0) is on the line y = 2x – 4

Click here to see answer by praseena(37)

Question 59672: Does the line below pass through the point (2,-2)?
4x + y = 10

Click here to see answer by funmath(2873)

Question 59670: Does the line below pass through the point (4,3)?
x + y = 7
Click here to see answer by funmath(2873)

Question 59669: Find the missing values that solve this equation.
2x+y = 6
(2,____) (0,____) (1,____)
Click here to see answer by funmath(2873)

Question 59666: List all the factors of x2 + 3x + 2
(x + 1)
(x + 2)
(x + 3)
(x - 1)
(x - 2)
(x - 3)

Click here to see answer by checkley71(8405)

Question 59664: When 3x2 - 8x + 5 is factored, one of the factors is:
x - 1
3x + 5
x - 5
3x - 1
x + 5

Click here to see answer by checkley71(8405)

Question 59665: If x2 - 13x + 42 = (x + A)(x + B), then A + B =
-42
-1
13
42
none of these

Click here to see answer by checkley71(8405)

Question 59661: When a polynomial with a "-" (negative) sign on the last term is factored, what is always true about the signs of the factors?
a.both positive
b.both negative
c.one positive and one negative
d.the signs do not matter
Click here to see answer by funmath(2873)

Question 59662: When factoring 2x2 + 4x + 6, the first step is:
a.find the factors of 6
b.find the factors of 2
c.take out the GCF
d.find the factors of 2 times 6 which add to give 4
Click here to see answer by funmath(2873)

Question 59753This question is from textbook Intermediate Algebra
: (x-1)(6ax+9x+4a+6)/(3x+2)(2ax-2a+3x-3)This question is from textbook Intermediate Algebra

Click here to see answer by josmiceli(3012)

Question 59752This question is from textbook Intermediate Algebra
: (x^3-27)/(3x^2-8x-3)This question is from textbook Intermediate Algebra

Click here to see answer by funmath(2873)

Question 59816: f(x)=x^2+2x
Graph the following function.
Click here to see answer by stanbon(26290)

Question 59842: AT THE NCNB SAVINGS BANK IT TAKES A COMPUTER 4 HOURS TO PROCESS AND PRINT PAYROLL CHECKS. WHEN A SECOND COMPUTER IS USED AND THE TWO COMPUTERS WORK TOGETHER, THE CHECKS CAN BE PROCESSED AND PRINTED IN 3 HOURS. HOW LONG WOULD IT TAKE THE SECOND COMPUTER BY ITSELF TO PROCESS AND PRINT THE PAYROLL CHECKS?
Click here to see answer by checkley71(8405)

Question 59848: Solve the following system. Find the sum of the x and y solutions.
x - y = 7
4x - 5y = 25
a) 15
b) 13
c) 11
d) 9
e) none of the above
Click here to see answer by checkley71(8405)

Question 59968: I am trying to solve the following system: x+y =1 and x-y =1. thank you.
Click here to see answer by funmath(2873)

Question 58798: When 3x2 - 8x + 5 is factored, one of the factors is:
x - 1
3x + 5
x - 5
3x - 1
x + 5

Click here to see answer by tutorcecilia(2042)

Question 60028: what is the greatest integer function
Click here to see answer by stanbon(26290)

Question 60046: I'm not sure how to factor the difference of cubes, I always get confused. Please help:
64a(third power) + 27

and do you solve that problem the same way for this problem:
x(3rd power)y(3rd power) + 125?
Click here to see answer by stanbon(26290)

Question 60226This question is from textbook

: find the vertical asymptote of the rational function f(x)=3x-12 divided by 4x-2This question is from textbook

Click here to see answer by uma(370)

Question 60332: Find five points that satisfy the inverse variation equation y=20/x. Graph the equation and the points to make sure the coordinates of your points are correct.
Click here to see answer by funmath(2873)

Question 60223This question is from textbook

: polynomial f(x) is divided by x-3 equaling quotient of x^2+3x-5 with remandier of 2. Find f(3)?This question is from textbook

Click here to see answer by tutorcecilia(2042)

Question 60422This question is from textbook Printice hall mathematics\ Algebra 2
: How do u gragh the function: y=-x2+1 It is suppost to be y=x(squared)+1This question is from textbook Printice hall mathematics\ Algebra 2

Click here to see answer by tutorcecilia(2042)

Question 60676: List all the factors of 6x2 + 14x - 12
2
3
(x + 6)
(3x - 1)
(3x - 2)
(x + 3)

Click here to see answer by checkley71(8405)

Question 60687: List all the factors of 6x2 + 14x - 12
a.2
b.3
c.(x + 6)
d.(3x - 1)
e.(3x - 2)
f. (x + 3)

Click here to see answer by checkley71(8405)

Question 57512This question is from textbook

: A worker charges $30 for a 2 hour job. He charges $94 for a 4 hour job. How much would he charge for an 8 hour job?This question is from textbook

Click here to see answer by hayek(51)

Question 60738This question is from textbook algebra 1
: Enrichment worksheet 14-5. Work problem and simlar right triangles
Olivia can dig ditch in x hours and George dig it in y hours. how long will it take if they work together.
x=6 and y=3 solve by drawing diagram then confirm by writing and solving a rational equation
thank youThis question is from textbook algebra 1

Click here to see answer by checkley71(8405)

Question 60753: My child is having trouble in algebra 2. She got her progress report today and has a 68. For the last couple of weeks she says they have been doing word problems and she says she does not get it at all. She says she also does not get the inequalities, the teacher gives 5 different ways to do the problem and when she did the test she says he said she chose the wrong method? As a parent what do I do?
Click here to see answer by Edwin McCravy(2922)

Question 60620This question is from textbook alegbra concepts and applications
: PLEASE HELP!!!
To divide 7/x+2 by x-2/14, you can multiply 7/x+2 by what?This question is from textbook alegbra concepts and applications

Click here to see answer by funmath(2873)

Question 60818: I need to solve the following..
(x-8)^2+6=0
I am not sure of my next step
I have taken the square off and have
x-8=+ or _ the square root of -6.. but i know I can not have a negative square
so then I try and expand the problem
and get
X^2-16x+70=0
but I do not know how to get the answer from this formula when it is not a nice even number.
thanks for your help

Click here to see answer by Earlsdon(4900)

Question 61021: Graph f(x)= 4x+8/x^2-2x-15 Indicate all intercepts and asymptotes.

I am almost positive all my calculations are correct but my graph doesn't seem to be coming out right. Thanks in adavnce!!!!
Click here to see answer by funmath(2873)

Question 60974: Help please - I need this layed out so I can do it for my final submission - Thank you.
(4x^3y)1/2 (in superscript) over (9xy) 1/2 superscript
The question is - perform the operation. Write the answers without negative exponents. Assume that all variables represent positive numbers. THANK YOU
Click here to see answer by tutorcecilia(2042)

Question 60927: well this is actually from algebra 2.
3 The characteristic of log 6198 is _______
2
4
3
1

i really really have no idea how to do this problem... please help!
Click here to see answer by venugopalramana(3286)

Question 61144: Find the horizontal aymptote of the rational function f(x)=(8x-12)/(4x-2)
Click here to see answer by stanbon(26290)

Question 61179: I would like some help in determining all of the real and imaginary zeros of x^4+3x^2-4.
Thank you for your help

Click here to see answer by tutorcecilia(2042)

Question 61313: Find all of the possible rational zeros and find the zeros
f(x)=3x³+2x²-9x-6
Click here to see answer by josmiceli(3012)

Question 61229: The cost c, in dollars, to produce calculators is given by the function
c(x)=57x+4500
Click here to see answer by funmath(2873)

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