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November 29, 2014

Search: Algebra: is this right?

Number of results: 49,569

Algebra 2
Here is an Algebra two question that confuses me. Question:: What are the left and right behaviors of f(x)=-3x^5+x^4-9x a.) Rises both to the right and to the left b.)Falls both to the right and left c.)Cannot be determined d.)Rises to the right and falls to the left e.)Rises ...
November 6, 2007 by Jazz

algebra am i right
John has 75 books in his store. If he originally had 200 books, what percent of the original number of books remains ? 37.5 % am i right? 75/200=.375=37.5% Yep, you're right yes yes its right
September 27, 2006 by cassii

Algebra- is my answer right
Choose the end behavior of the graph of each polynomial function. A f(x)= -5x^3-4x^2+8x+5 B f(x)= -4x^6+6x^4-6x^3-2x^2 C f(x)= 2x(x-1)^2(x+3) A= falls to the left and rises to the right B= Falls to the left and right C=Rises to the right and left.
February 3, 2011 by Rachal

Algebra
I need to evaluate the following expression. Can anyone tell me if I am right on this or on the right track? Thanks 6 (x+3) - 4 (x+2) 6x+18) (4x+8) 6x + 18 - 4x -8 2x +10
January 6, 2011 by Mary

Algebra- is my answer right
Graph the Circle x^2+y^2+4x-2y-20=0 I get: (x^2+4x)+(y^2-2y)=20 (x^2+4x+4)+(y^2-2y+1)=20+16+4 (x+2)^+(y-1)^2=(40/2)^2 But I don't think its right can you help me with what I did wrong? Thanks
February 1, 2011 by Jen

Algebra
solve x+21/x+3<2 x+21/x+3 - 2(x+3)/x+3 <0 x+21-2(x-3)/x+3<0 x+21-2x-6/x+3<0 answer 15-x/x-3<0(is this right?) For Further Reading Algebra - Anonymous, Thursday, April 3, 2008 at 5:07pm You are close. They want you to find the values of x so that the equation the...
April 4, 2008 by Cynthia

Algebra 1
Graph the equation and identify the y intercept y= 3/2x -4 Would this be the right answer? (-4,0) 3/2 three to the right and 2 up, therefore 3,2?. Thank you.
January 3, 2011 by Esther

Algebra
Not sure on a few of my answers, can you help? 1. Find the slope and y intercept : f(x)=-5x-7 slope = -5 intercept = (0,-7). Is this right? -1/2x=-5/6 my answer was 5/3 was this right? If I have these two sets of coordinate (-4,0) and (0,2) will my slope be -1/2? Same question...
January 8, 2010 by HGO

Algebra- is my answer right
The one-to-one function f is defined by f(x)=(4x-1)/(x+7). Find f^-1, the inverse of f. Then, give the domain and range of f^-1 using interval notation. f^-1(x)= Domain (f^-1)= Range (f^-1)= Any help is greatly appreciated. Algebra - helper, Wednesday, February 2, 2011 at 7:...
February 2, 2011 by Rachal

Algebra
Here is what I got to do : write an inequality for my classmates to solve. In my inequality, use both the multiplication and addition properties of inequalities; before I summit this to class I want to know if I did it right: 5(x + 8) -6 > 4(x + 6); 5x + 40 - 6 > 4x + 24...
February 5, 2009 by A. W.

Algebra
Thank you Christina.. I am taking Algebra online...something I would never recommend....How would I write the equation of the line passing through (6,37) and (1,12)? the most common way is to use y=mx + b where m is the slope and b is the y-intercept so the first thing you ...
July 27, 2007 by Misty

Algebra
Which of the following describes the end behavior of the graph of the function f(x) = 2x^5 x^3 + x 5? A. Downward to the left and upward to the right B.Upward to the left and downward to the right C. Downward to the left and downward to the right D. Upward to the left and...
July 21, 2009 by Rachale

Algebra
Which of the following describes the end behavior of the graph of the function f(x) = 2x^5 x^3 + x 5? A. Downward to the left and upward to the right B.Upward to the left and downward to the right C. Downward to the left and downward to the right D. Upward to the left and...
July 21, 2009 by Cassie

Math
Solve the puzzle =RIGHT(LEFT($B$2,84),1) =RIGHT(LEFT($B$2,17),1) =RIGHT(LEFT($B$2,138),1) =RIGHT(LEFT($B$2,2),1) =RIGHT(LEFT($B$2,234),1) =RIGHT(LEFT($B$2,138),1) =RIGHT(LEFT($B$2,4),1) =RIGHT(LEFT($B$2,173),1) =RIGHT(LEFT($B$2,2),1) =RIGHT(LEFT($B$2,209),1) =RIGHT(LEFT($B$2,4...
November 9, 2012 by Suzanne

algebra
1/3x > 2 and 1/4x > 2 both are less than one so how do i graph this on the number line? I'm confused. I will assume you meant (1/3)x>2 and not 1/(3x)>2 With that assumption, you would get x>6 AND x>8 x>6 is a line to the right of 6, excluding the 6 x>8 ...
August 20, 2007 by Shawn - tricky question

algebra
I need to find the intercepts and then use them to graph the equation. 4y - 12 = 4x I started out 4y - 12 + 12 = 4x +12 getting 4y = 16x but I do not think I am on the right path..something does not look right..please guide :)
August 16, 2009 by maryk

Algebra
How do I identify an exponential growth/decay function on a graph? I'm assuming that if the curve moves from left to right, upwards, it is growth, and if it moves left to right, downwards, then it is decay. Please tell me whether this reasoning is right or wrong.
January 30, 2014 by Anonymous

Algebra- is my answer right
Simplify. (2b^-4 c^6)^5 I get b^20/32c^30 Is that right? Write your answer using only positive exponents.
February 1, 2011 by Jen

algebra
8a + 8b _______ 12c + 12d factor to a + b _______ c + d Is this right? No, what happend to the 8/12 ? would it be 2 (4a + 4b) _____________ 6 (2c + 2d) Is this right??? No. what about ..lets see, 8/12 reduces to 2/3, so 2(a+b)/3(c+d)
January 30, 2007 by deborah

pre-algebra-is my answer right
Rewrite the expression without using a negative exponent. 4z^-4 Simplify your answer as much as possible. is this right? (1/4z^4)
February 9, 2011 by Rachal

algebra
is 5x + 2y = 8 look like horizontal, vertical, slanted right upwards,slanted right downwards?
March 26, 2013 by jr

Algebra
First, I really stink @ Algebra. How do combination of signed numbers work? I keeping getting 6 but for some reason I don't think its right. -1-(-6+-1) -1-6+1 -5+1=6
March 20, 2011 by Jeannie

algebra-Am I right so far
Use the quadratic formula to determine the x-intercepts (if any)f(x)=2x^2=2 am I right so far? f(x)ax^2+bx+c y=ax^2+bx+c y=2x^2+2 y=0=>2x^2+2=0 =>2x^2+2=0 ax^2=2,bx=2,c=0 x=b=sqrtb^2+4ac over 2a x=(2)+sqrt(2)^24(2)(0)over2(2) x=sqrt4+4over 2
May 2, 2010 by dani

algebra II
multiplication of polynomials by polynomials. 2^n-3 b^2n-2 (b^2-2^5-n b) I get 2^n-3 b^2n - 4^2 b^2n-1 but that is not right. I am stuck on the -4^2 part only. The rest is right.
September 2, 2008 by mike

Algebra II
ok now this is an algebra 2 problem... I have goten far down to hear e^(ix) = (4i +/- 3)/5 now how do I solve for x I feel really stupid now as this is algebra 2... can't use natural log right or the common log as ln( e^(ix) ) does not equal ix so what do I do?
July 20, 2010 by Kate

Algebra
Here is what I got to do : write an inequality for my classmates to solve. In my inequality, use both the multiplication and addition properties of inequalities; before I summit this to class I want to know if I did it right: 5(x + 8) -6 > 4(x + 6); 5x + 40 - 6 > 4x + 24...
February 5, 2009 by A. W.

Algebra
I need some help with algebra I'm not sure how to get to the answer. Find the number of terms in each sequence. 1. a1=4 an=42 d=2 2. a1--0.3 an=-36 d=2.1 3. 1/12, 1/8, 1/6, 5/24, 1/4,......9/8 Evaluate each sum. 1. There is an e like symbol that has a 15 on top on the bottom n...
April 8, 2013 by Jenny

algebra
Which of the following describes the end behavior of the graph of the function f(x) = x6 3x4 + 7x 5? a. downward to the left and upward to the right b.upward to the left and downward to the right c.downward to the left and downward to the right d.upward to the left and ...
November 15, 2010 by Math is TOUGH

College Algebra
Choose the end behavior of the polynomial function. f(x)= -5x^5-9x^2+6x+1. I got left end up right end down. Is this right? Thanks
January 22, 2011 by Valerie

Algebra- is my answer right
The function g is defined by g(x)=3x^2+6. Find g(5y) Algebra - drwls, Friday, February 4, 2011 at 11:07am 3*(5y)^2 + 6 = __? Algebra - Janet, Friday, February 4, 2011 at 3:56pm I get 75y+6
February 4, 2011 by Janet

algebra am i right
Find the volume of a right circular cylinder whose base has an area of 6 cm^2 and whose height is 17 cm. [A] 153 cm^3 [B] 612 cm^3 [C] 102 cm^3 [D] 153 cm^2 [E] None of these i think its C Please show your work. That's the right answer, but we'd like to know why too. um i ...
September 27, 2006 by cassii

math 116 algebra 1A
can someon help please. why is it important that you follow the steps rather than solve the problem from left to right?I have no clue. this is my first time taking algebra
September 17, 2009 by Lea

algebra
I need to know if I am doing this problem right when sustitution method. y+2x=3 y+2x=-4 y+2x=3 -1(y+2x=3)-y-2x=-4 now add the two equation y-2x=3 -y-2x-4 the answer would be -4y=7 then divided -4=7 answer 1.75 I no that there is more to this answer I am just stuck and not sure...
February 15, 2011 by Donna

algebra
I need to know if I am doing this problem right when sustitution method. y+2x=3 y+2x=-4 y+2x=3 -1(y+2x=3)-y-2x=-4 now add the two equation y-2x=3 -y-2x-4 the answer would be -4y=7 then divided -4=7 answer 1.75 I no that there is more to this answer I am just stuck and not sure...
February 15, 2011 by Donna

ALGebra Simplify
I cant figure this out 6 /2 * 8-8 /2 i got 6/2 * 8-8 /2 3*8 4 24 -4 = 20 is this right way? 29 - (3+5) *2 +3 i got 16 is that right? 5-[6+3(-40/8) + (-2)exponent 2 i got 9 x5 = 45 + 4 = 5 -49 = -44 is that correct?
October 11, 2011 by Marko

algebra
can someone please help me with my algebra i got this as a answer adn i dont know if its right. N(t)= -3t^3 + 23t^2 + 8t a. Rewrite the formula by factoring the right-hand side completely. N(t)= -3t^3 + 23t^2 + 8t N(t)= (-t)(3t^2 - 23t - 8) N(t)= (-t)(3t+1)(t-8) b. Use the ...
July 31, 2010 by samuala

Algebra
Which of the following describes the end behavior of the graph of the function f(x) = 2x^5 x^3 + x 5? A. Downward to the left and upward to the right B. Upward to the left and downward to the right C. Downward to the left and downward to the right D. Upward to the left ...
July 20, 2009 by Audrey

Algebra
Which of the following describes the end behavior of the graph of the function f(x) = 2x^5 x^3 + x 5? A. Downward to the left and upward to the right B. Upward to the left and downward to the right C. Downward to the left and downward to the right D. Upward to the left ...
July 20, 2009 by Audrey

Algebra
Which of the following describes the end behavior of the graph of the function f(x) = 2x^5 x^3 + x 5 A.Downward to the left and upward to the right B.Upward to the left and downward to the right C.Downward to the left and downward to the right D.Upward to the left and ...
July 23, 2009 by Crystal

ALGEBRA
I also have an answer for this one. Just need to be sure. Says to solve then graph. x +9>2; x + 9 - 9> 2 - 9 x > - 7. I believe this means anything to the right of -7 could be a solution. I would graph this with an open circle at -7 and shade to the right of the ...
November 4, 2010 by Jessica 2

Algebra (College)
I need to divide this polynomial synthetically. I think I did it right, but can someone confirm if my answer is right or wrong? Polynomial: x^4 - x^3 + x^2 - x + 2 Divisor: x-2 My answer: x^3 + x^2 + 3x + 5 + 12 (remainder) ---- x-2
April 18, 2010 by Sarah

algebra
Can anyone help me to understand algebra? Right now I am working on Systems of Linear Equations in Two Variables and I do not understand any of it. Thank you.
March 31, 2011 by patiance

Algebra II
Solve each equation. Check for extraneous solutions. Solve:|x+5|=3x-7 My answers were: x=6 and x=.5 I dont think they are right though, but I should get 2 answers right???....Help!
February 8, 2011 by Attalah

Algebra
I have two problems that I need some help with. I believe I got to the answer but not quite sure if its right. I need to expand and evaluate each series. 1. There is an E like symbol that has a 7 at the top. On the bottom k=1 and on the right side (-1)^k K 2. There is an E ...
April 1, 2013 by John

mrs SUe Algebra check
I cant figure this out 6 /2 * 8-8 /2 +4 i got 6/2 * 8-8 /2 3*8 4 24 -4 = 20 is this right way? 29 - (3+5) *2 +3 i got 16 is that right? 5-[6+3(-40/8) + (-2)exponent 2 i got 9 x5 = 45 + 4 = 5 -49 = -44 is that correct? [-6*(2-4)]/(-2)-(-9) i got -1.71
October 11, 2011 by marko

Algebra
b=2, c+ sqrt of 13. Trying to find the length of the 3rd side. It is a right triangle with A on top, 2 on the right side and the sqrt of 13 on the left.
May 5, 2012 by Lucy

Algebra 1
8.A number raised to a negative exponent is negative. Always, never , or sometimes. 7. Evaluate 1/2a^-4b^2 a = -2 and b = 4. 6. Simplify. Write in scientific notation. (9 x 10^-3)^2 Thanks to anyone who helps right away and need right answer from the people who have already ...
February 4, 2013 by Dave

college algebra
Just che king to see if I did this right. f(x)=(x-4)^2+6 Graph f(x) I graphed 1quadrant 4 up 6 Identify vertex (4,6) Identify intervals f(x) is increasing and decreasing D [-00,6) I (6,00] Checking to see if I figured this right. Thanks
February 20, 2013 by Anonymous

Algebra II
Evaluate: (2) + 5 It says to use this graph to solve the equation: h t t p://i55 . t i n y p i c . com/2qdvfur.jpg Right now we're on Algebra and Composition with Functions. I have no idea what I'm supposed to do, and there are no instructions for any of these problems in the...
September 18, 2011 by Matt

American Constutional Law
Which right is NOT explicitly mentioned in the Bill of Rights? A. Right to privacy B. Right to bear arms C. Right to due process D. Right to grand jury indictment in capital cases I am confused on this one. They are all mentioned, but it says "right to jury" and not "grand ...
August 31, 2014 by Pat

algebra 2
How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and compute f(-2) algebra 2 - hellogoodbie, Saturday, January 16, 2010 at 1:47pm so is the answer f=21/2? if that is right, thank you ...
January 16, 2010 by hellogoodbie

algebra 2
How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and compute f(-2) algebra 2 - hellogoodbie, Saturday, January 16, 2010 at 1:47pm so is the answer f=21/2? if that is right, thank you ...
January 16, 2010 by hellogoodbie

algebra
-7/10-1/5=-7/10-2/10=5/10=-1/2 is this right -5/8+2/7=-35/56+16/56=-19/56 is this right
September 4, 2011 by babygirl

Math
Hello, I need to know if I have the right answers to these questions. 2x-y=3 question is which of the following points lie on the line. is the answer 0,3 (-1,1) (2, 1) (-3, 1) (-3, ) or (1, 2) I chose the answer (-3, 1) is that right, second question: If x+7andY+2 then x-3y= ...
September 2, 2008 by bodes

Algebra 2
Use the information provided to write the standard form equation of each parabola. 1) Opens left or right, and passes though (18, -5) (18, -13) and (6, -11) 2) Opens left of right, vertex: (10, -10), passes through (-26, -7)
January 7, 2010 by Sara

algebra
Is (5,2) a solution of 4x-2y=-6 I said no, am I right? I am working on another problem where they want to know if this system of equations is perpendicular or parallel or neither, I said neither. Is this right? I am to solve by using elimination: 2x+3y=1, 4x+6y=2 I keep ...
January 8, 2010 by Lara

American Government
1.)Most amendments have _____. =a)expanded and clarified the principles embodied in the Constitution b)radically changed and undermined the principles of the Constitution c)been approved just by Congress d)restricted the right to vote 2.)What is the defining right of a ...
July 20, 2010 by Ariel

algebra
Area of a square find a polynominal A(X) that represents the area of the shaded region u have a square with an arrow pointing left and right at top of the square with x @ the top and a arrow up and down on the right side of the square.The #3 on the right and left of the square...
January 24, 2010 by Tanya

algebra
what is x short leg for right triangle when given long leg b is 1/2x +11 when given hypotenuse c is 2x + 1 i put (-1/2x + 11) +(2x + 1) = x and came out with 20 but that did not work out when squared A + b = C. I estimated x/a = 8, then b = 15 and c = 17 and that works 8^2 + ...
April 4, 2012 by ann

Chemistry130
Can someone please help me with this? Are these substances acids or bases? 1. Tums- Base, right? 2. Vitamin C- Acid, right? 3. Nail Polish Remover- Base or Acid? 4. Coca Cola Pop- Acid, right? 5. Cream of Tarter- Acid, right? 6. Calamine Lotion- Base or Acid? 7. Lemon Juice- ...
October 13, 2009 by Adam

algebra
I have a math worksheet and it is SO confusing. can anyone help. the question on the worksheet is IN MUSIC WHAT DOES "ALLEGRO" MEAN? it's page 190. PPPPLLLLLLLLZZZZZZZZ. like right now i need the answer. i looked it up on google what allegro means and it said a very fast tempo...
May 5, 2012 by Hailey

Math- Algebra II
Please check if I did this right... √(2x+1)+7= 3 -7 -7 √(2x+1)= -4 Square everything √(2x+1)^2= -4^2 2x+1=16 -1 -1 2x=15 divide by 2 on both sides x=7.5 CHECK: (Plug it in) √(2(7.5)+1)+7= 3 √(16)+7= 3 4+7=3 11 doesn't equal 3 so the answer is no ...
February 16, 2011 by Lala

algebra 2
Posted by hellogoodbie on Saturday, January 16, 2010 at 2:59pm. How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and compute f(-2) algebra 2 - hellogoodbie, Saturday, January 16, 2010...
January 16, 2010 by hellogoodbie

algebra
I have a question about exponents of rational expressions. I have two answers for one problem. One was written on a university mathlab and the other from a calculator. (3a^3/2)*(-7a^1/5) = -21a^17/10 (3a^3/2)*(-7a^1/5) = -21^a4/10 Can you tell me which is right? The first one ...
August 5, 2011 by Aria

Algebra 1 I need help!!!!!!!!!!!!!!!!
8.A number raised to a negative exponent is negative. Is it always , never, or sometimes. 7. Evaluate 1/2a^-4b^2 a = -2 and b = 4 remember a^to the negative 4 6. Simplify. Write in scientific notation. (9 x 10^-3)^2 Thanks to anyone who helps right away and need right answer ...
February 4, 2013 by Sam

Algebra II
(-5^2) = -25 right ?
June 10, 2008 by Margie =]

algebra
a.(16-2+13=27) B.(8+2-9=11) c.(3-10+9*7=56) right
August 17, 2008 by H

Algebra
is this right? 5/2x + 1/4x = 5/4 + x (2/2)5/2x + 1/4x= 5/4 + x, 10/4x + 1/4x= 5/4 + x, 11/4x= 5/4 +x' 10/4x-x = 5/4 + x - x, 6/4 x = 5/4, (4/6)6/4x= 5/4(4/6), x= 5/6.
March 20, 2009 by A.W.

Algebra
Is this right? 5/4x + 1/8 x =9/8 +x 11/8x= 9/8 +x 3/8 x = 9/8 x= 3
March 22, 2009 by A.W.

Algebra
[2x^2-8x/x^2-16] / [8x^2/(x+4)^2] = x+4/x right?
September 23, 2009 by Anonymous

algebra
is this right? 2/3+3k/4=71/12 y=12/8
October 6, 2010 by Aubrey

Algebra 2
4t-3s^2+s^3 for t=-2 and s=-3 4(-2)-3(-3)^2+(-3)^3 -8-3(-9)+(-27) -8-(-27)+(-27)=-8 Am I right?
September 3, 2014 by S

College Algebra
I need to divide this polynomial synthetically. I think I did it right, but can someone confirm if my answer is right or wrong? Polynomial: x^4 - x^3 + x^2 - x + 2 Divisor: x-2 My answer: x^3 + x^2 + 3x + 5 + 12 (remainder) ---- x-2 ( the x-2 in my answer is meant to go under ...
April 18, 2010 by Sarah

algebra 1A
on the order of operation, do I not put these answers as well as do the grouping? what about evaluate all powers before other operation? multiply & divide in order from left to right. add & subtract in order from left to right. Are thses correct?
September 17, 2009 by Lea

Algebra
So I'm working on this diamond thing and it looks like this right now -8 (Blank) (Blank) 7 And I usually I multiply to get the top number and add to get the bottom one, but since the top and bottom are filled how do I get the left and right blank ones?
September 9, 2012 by Sarah Marie

algebra
Is this right if I substitute -2 for x? f(x)=x^2-7x=10 f(-2)=-2^2-7(-2)+10 f)-2)=-4-(-14)+10 f(-2)=-8
December 15, 2007 by BB

algebra
Multiply (7-2x^4)^2 Is this right? 36(-2x^4+7)
February 7, 2008 by becky

algebra
Add (r-8s+6)+(4r+7s)+(s+3) Is this right? 5r+9
February 7, 2008 by becky

Algebra
Multiply: 8(n+1)= 8(1n)=8n. Is this right?
February 1, 2009 by A.W.

College Algebra
y/4+2y=2y^2/5? help, is this right?
March 21, 2009 by Trish

Algebra
Solve. 8x-(4x+5)=7 8x-1(4x+5)=7 8x-4x-5=7 4x-5+5=7+5 4x=12 x=3. Is this right?
March 22, 2009 by A.W.

algebra
solve 8x -(5x +4)=5 3x-4 =5 3x-4 +4 =5 +4 3x =9 x =3 is this right????
September 12, 2009 by To Mrs. Sue

Algebra 1
3+6x<9 -3 -3 6x<6 x<1 This is right or wrong
April 11, 2010 by Zack

algebra
3/x+5/3x=1 9x+5x=1 14x=1 x=-13 is this right
May 24, 2010 by Angelia

algebra
Did I do this problem right? (3^3/3)^2= 3^6/3^2= 3^4= 81.
September 3, 2010 by Mom of 8

algebra
5x^4+3x^2-2x -5x^4-3x^2+9x _______________ 0x^4+x^2+7x is this right?
February 3, 2011 by Anonymous

algebra
(2x+3)^2 is 25x right?
September 29, 2012 by Joe

algebra 3-4
im in a cal class but were reviewing algebra stuff now. and i have 1 more questions. it says. express the given quantity as a single loragithms 2ln4-ln2 so is it 2ln(2) please tell me if im getting the right answers and if im not then please show me how to do it. thank you for...
September 26, 2007 by thu

algebra 2
Posted by hellogoodbie on Saturday, January 16, 2010 at 3:24pm. Posted by hellogoodbie on Saturday, January 16, 2010 at 2:59pm. How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and ...
January 16, 2010 by hellogoodbie

algebra
There are two similar triangles. The angles are: from top to bottom left: DE, from bottom left to right: EF, And from Top to bottom right corner: DF. DE: 10.32 cm.EF: 8.88 cm.FD 12.24 cm. The angles are: D,top,45 Degrees. E, bottom left corner, 79 Degrees. And F, Bottom right ...
December 12, 2011 by Logan

algebra
a.(16-2+13=27) B.(8+2-9=11) c.(3-10+9*7=56) right a and c are correct b is wrong first you said B is wrong then you said its right 18 + 2 - 9 = 11
August 17, 2008 by H

Chemistry HELP
Can someone help me with these....I just need to make sure they are right and if not can you help me figure out the right one's? What is the chemical name of the active ingredient in each item.... 1. Tums- calcium carbonate, right? 2. Vitamin C- ascorbic acid, right? 3. Nail ...
October 13, 2009 by Adam

algebra 1
What point is a solution to the system of inequalities y(inequality arrow pointing right)4x and y(inequality arrow pointing right)-2x-3? -1/2,-2?
July 24, 2010 by Lily

Algebra 1
Is this right. r^2/r^16=1/r^14 Divide and simplify
June 30, 2008 by Cynthia

Algebra 1
Can you let me know if this answer is right. (22-43)(43)+83)=-80 Multiply
June 30, 2008 by Cynthia

algebra
Factor completely w^2+9-6w Is this right? (w-3)(w-3)
February 7, 2008 by becky

Algebra
solve x+21/x+3<2 x+21/x+3 - 2(x+3)/x+3 <0 x+21-2(x-3)/x+3<0 x+21-2x-6/x+3<0 answer 15-x/x-3<0(is this right?)
April 3, 2008 by Cynthia

Algebra 1
Can you tell me if this answer is right. x^2+5x-14=(x-2)(x+7)
June 17, 2008 by Cynthia

algebra
simplify: 2+3*10/5*3-9= A.-5, B.21, C.-60, D.11 (B) is the answer right
August 17, 2008 by H

algebra
16-10/5+13= A.31,B.1/3,C.139/9,D.27 B is my answer is it right
August 17, 2008 by H

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