# 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+10ã(x) -8

### 4t Grade Math

Please help me write a multiplication sentence for 3X9=