Math(Please help)

184,813 results, page 24

math

3x + 5y = 11 are (9,-3) a solution. the answer I got was no can someone please help me if that is incorrect.

math

please guide me in writing this ratio to the simpliest form - 3 1/2 to 14

Math

PLease help with this problem. My friend and I differ on answer. (3abc^2 )^4/(7a^2 b)^4 =

math

Please help!!! Write 4 7/8 as percent: 4/1 *7/8 = 7/32 = 0.21*100= 21.875% is this correct?

Math

Can somebody please help me with rounding decimals to the nearest tenth ??

Math

r/5-3=2r/5+16 Please help me solve for r, I just can not seem to figure it out.

MATH 116

graph the equation & identify the y-intercept PLEASE!!! X + 5Y=25

math

please help, I have a test tomorrow and i don't get this. solve by substitution 1. y = x - 3 x + y = 5 2. 5x + 2y = 0 x - 3y =0

Math

Please help, how do I solve this: 7 gal/wk = ___ qts/hour

Math for educators

Help please! What is the domain and range for the following numbers 2.68, 2.58, 2.38? Thank you

math

solve the equation and please show the work. sqrt x+2-5=0

math

I meant 142 divide 24,please show how you solve it.

math

Please prove: 2sinx+sin2x = 2sin^3(x)/1-cosx

math i need help please

solve the equation 13a=65 a.845 b.30 c.5 d.15

math

1) Find the period and the amplitude. y= 3 sin 2x Please explain!!!

Math

1) Find the period and the amplitude. y= 3 sin 2x Please explain!!! I do not know how to do this.

math

Solve this equation: -9h - 6 + 12h + 40 = 22. can u please help i'm lost here.

Math

-10m^-1y^0r _______________ -14m^-7y^-3r^-4 Please help me simplify this polynomial.

Math 1

Please also explain how you got the answer if you know it. Thanks. : Solve for x. x2-4x+2 = -2x+5 A) (-1,7) B) (3,-1) C) {-1,7} D. {3,-1}

math

Please also explain how you got the answer if you know it. Thanks. : Solve for x. x2-4x+2 = -2x+5 A) (-1,7) B) (3,-1) C) {-1,7} D. {3,-1}

Math

Can you please check to see if these are right? We have to set each of them to y. Thank You. x-y=-3: y=-3x 2x+y=5: y=5-2x 2x+y=8: y=8-2x

Math!!

Change 450% into a a fraction Please help LOVE YA!!!

math

L,M,N,O and l,m,n,o are they equal, equivalent or neither? I can not figure this out please help.

math

Can someone please help. I keep coming up with different answers. 3x - 2 > -2x + 4

Math

solve by addition method: please show work. -3x + y = 3 2x -3y =7

Math

Could someone please help me with this question? Thanks! Reduce (x^2-5x+6)/(x-2) to lowest terms

Math

Simplify that rational expression. Please show the steps x^3-8/x^2-4

Math

Identify the vertex, intercepts, and zeros of the function. g(x) = x^2 + 8x + 11 Please help!!

math

-8<3x-5<-4 unsure how to solve can someone please give me the steps?

math

Help please. Determine the length of a pendulum that has a period of 4 seconds.

Math (URGENT)

Solve. 4(-1^2) = ? My calculator says its -4 I got +4 Help Please.

Math

Given f(x) and g(x)=f^-1(x). If f(1)=4 and f'(1)=-3, then find g'(4). ...No idea where to start with this. Please help? Thanks much!

Math

3/y+2 over 7/y-4 can u please show me the steps on how you got the answer. Thank You

Math

3/y+2 over 7/y-4 can u please show me the steps on how you got the answer. Thank You

Math

Please condense the expression. 1/2ln(x^2+1)-4ln1/2-1/2[ln(x-4)+lnx]

Math

Please condense the expression. 1/2ln(x^2+1)-4ln1/2-1/2[ln(x-4)+lnx]

Math please plaese helpppp

how do you solve this system algebraicly a- 2/3b =4 3/5a +b=15

math-due tonight please help

find the equation of the line 1.(-2,-8) and (-5,-6) 2.(-1,-1) and (2,2) 3. 6/7, (1,-8) 4.9, (9,1)

MATH

This is the second of three I can not figure out, help please. Divide x^2 + 4x -28 / x + 7

Math

2x-1 =13 please help me to understand how to work this one it is due tonight thank you

math

please solve: 8y - 12 < 7y - 7 { y y < ? there is supposed to be a straight line between the y and y

mat115

please help with math problem. Can you show me the work. 7(-7)-7(2-3) ____________ 2(-6+9) Thanks for your help!

Math(please check)

Simplify each expression: 1) (x+8)^2 = x^2 + 64 2) (x-2)^3 = x^3 - 8 3) (x-2y)(x+y) = x^2 - xy -2y^2 4) (x+2)(x^2+3x-2) = x^3 + 5x^2 + 4x-4 Are my answers correct?

math

What does "find the sum" mean? Please provide an example.

math-algebra

please help! given the function f(v)=8v + 2 find each of the following f(8), f(-4), f(6.7)

Math/Algebra

can someone please help me write a proof for the following: --a(-a)=a

Math(Please help)

For f(x) = 2x-3 and g(x)= 2x^2 find, a) (f + g)(x) = My answer is 2x^2 + 2x - 3. Is this correct? b) (f - g)(x) How would you do this? c) (f X g)(2) I do not know what to do since the 2 is there.

Math

Can someone please calculate this: 48(-1/2)^6 The answer is 3/2, but I get 3/4. What am I dong wrong?

college math

the Laplace transform of e^4t(cos 2t)?? please i need help. thanks

math

Help with this complex fraction please... (a+2/a^2+a-2) - (3a+1/a^2+2a-3) LCM is (a-1) (a+2) (a+3) right? then i get stuck

math

Help with this complex fraction please... (a+2/a^2+a-2) - (3a+1/a^2+2a-3) LCM is (a-1) (a+2) (a+3) right? then i get stuck

math

trying to solve linear equations problem is: x-y-2z=4; -x+2y+z=1, -x+y-3z=11. please help me.

Math

Check please Rewrite using distubutive property 3(x-2) 8(z-3) (t-4)5 -2(x-7) 3x-6 8z-24 5t-20 -2x+14

Math- Precalc

could someone please help me solve this problem... e^x - 12e^(-x) - 1

math

Hello I need help with scientific notation please 0.00000586

Math

Prime factorization of 12*x2*z2(exponents) Please show work. Thanks!

5 th math

what is 1/8= ? Equivalent fraction THIS IS WHAT I GOT ? = 2/16 ,4/32 AND 8/40. CAN YOU PLEASE! CHECK IT FOR ME MS. SUE THANKS!!

math

order the fractions from greates to least. 1/6, 2/7, 1/5. Can anyone help and explain this to me please

Math

please show how you would divide 35.6728 by 5.246

math

if x, y, and z are positive numbers, with xy = 24, xz = 48, and yz = 72, what is x + y + x? please explain your answer too. thankyou.

6th grade math

What is the number of 5/6s in 3? Is the answer 18/ 5 ? If not, please explain.

math

Please show me the steps on how to get the simplest form for 1 7/5ths

Math/Radical Expressions

PLEASE HELP ME. I believe I am correct. Thank you Subtract: g/t+g - g/t-g = -2g^2/(t+g)(t-g)

Math Please Help

Solve for v. v+6/5=3/5v-7/3 Simplify your answer as much as possible.

Math(Anyone Please)

If P(400)=900 Rewrite this Equation in terms of p^-1

mrs sue please help

can you see if you can help me with my posted math question? Thank you

Math

I need help with renaming fractions. How do you rename 2/9 in eighteenths? Please help.

Math

24x - 10 = 18x - 4. Please I need operations for this equation

Math

Can someone please simplify this i am lost. X(x+1)+(x+1)(x+2) show your work

Math- Algebra II

SOLVE.. Please show the steps so I'll understand it 8^x-2=(1/16)

math

Simplify. Please be sure to show all of your work. 94-24*2-2/5*1/2

Math 7th

two more than my value is 6 what does this mean??????? Please help!!!!!!!!!!!!

MATH PLEASE HELP!

HOW DO YOU MAKE -4.2 A ONE, HOW DO YOU ISOLATE IT OR DO SOMETHING SIMILAR

math

What is the formula for finding these?? 1. 30 % of 90 2. 70 is 10 % of what? 3. 4/10 of 30 4. change 2/8 to a percent Please help me with these formulas! Thanks!

math

Can someone solve this and explain it please 4^log2 (2log2 5)

Math-Damon help please :(

Let U = {0, 1, 2, 3, 4, 5,...}, A = {1, 2, 3, 4,...}, B = {4, 8, 12, 16,...}, and C = {2, 4, 6, 8,...}. Determine the following: A′ ∩ C

Math-Can you help me Sue?

Can you help me with some of the questions I posted please? I am so lost :( Thank you!

math

Determine if(3/8-1 is a solution to 8x-7y=10. Please show all of your work

math

Simplify. Please be sure to show all of your work. -3(-9) – |-5 – 3|

math (someone please help me!)

f(x)=((x+1)^3)-2 -Determine the number of turning points f has.

math

[-8+(-1)]+[8+(-6)]+(-6) Am I doing this right? I think I'm confusing myself please help... I have: [-8-1]+[8-6]-6 [-9]+[-2]-6 -11-6=-17

Math

Find the Limit of x->1+ x^3 + 1/ x - 1 =? Please help and explain, I'm really lost.

Math

Find lim x->-3+ x-3/x^2 -9 =? Im still kind of confused please help

math

-9h-6+12h+40=22 solve the equation I don't have a clue please help

Math

Expressions please help p less than 5 p greater than 10 9 times the sum of p and 6

Math( please help)

determine the maximum or the minimum value for each a)y=2x^2+12 b)y=-3x^2-12x+15 c)3x(x-2)+5

Math( help please ! )

Determine the maximum of or the minimum value of y=2x^2+12x

math

Help please! Evaluate each expression for n=3 and n=8. solve n+10 and 36-n Thank you so much Sue.

math

F(x) = /x-2/ (absolute value) Please show me to to graph this equation.

Math

x=-2y+1 x+3y=-2 Please help me solve each system of equations and show your work thanks.

Math

1.5x+4y=8 x+y=7 Please help me solve this system of equation and show your work.

MATH ( please help me)

How do you write 9% in a decimal form? Is it x's 100? Is 0.09 the answer?

8th grade math

How do you simplify problems like 8x + 3 (7x-6) -9(4x-8) + 2x? Please help!! Thank you!

Math

3P+(2-3P)>28 show work with answer please because I don't understand how to do this inequality.

math

SOLVE THE EQUATION BY USING EQUIVALENT FRACTIONS? 1. 12/21=X/7, What's X= 2. 12/16=6/Z, What's Z= 3. 4/14=20/Y, What's Y= 4. 16/14=8/Z, what's Z= PLEASE HELP ME!!!!!!!!!

Math

4/3 x (4/3) If you multiply what would it be please show steps and answer

math

PLEASE HELP! Multiply. (3sqrt3-6sqrt2)(4sqrt3+8sqrt2)

math please help

find all x-intercepts of the given function f. f(x)=3x+10ã(x) -8

4t Grade Math

Please help me write a multiplication sentence for 3X9=

Math Can anyone check my answer please

4z-24/6-z=-z,-4 <<<this is in simplifield form am I right???

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