# Math(Please help)

181,141 results, page 51

### math subject

make (a) the subject 2a+ã2a^2=10 please and thank you (the 2a^2 is all spuare rooted)

### Math

How do you do this Simultaneous Equation? 3x+4y=14 x+y=3 Please give me the step by step solution. Thanks a lot!

### Math

please go step by step to better understand if 2f(x)+f(1-x)=x^2 for all real numbers, the f(x)=?

### Math

A triangle has sides with lengths of 3x, 5x, and 8x. Express the perimeter of the triangle in terms of x. Please help!!!

### math

hi i made a typo in my last question can u please show me step by step how to simplify [(x^3/y^3) -1]/[(x^2/y^2)+(x/y)+1]

### math

i only need help on these two that's it so please help me(step by step if you could) 1)1.5x-2.5y=8.5 6x+30y=24 2)3x-2y=8 x+3/2y=8 THANKS SO MUCHHHHH!! :))))

### math

if 65% of students are wearing t shirts and 48% are wearing jeans is this possible? Please explain.

### math

Please help my equivalent fraction. I am greater than 1/5 and less than 1/2. My denominator is between 2 and 4. What fraction am I? Thanks for the help..

### math

the volume of a container that is 8" long 4" long and3' high is _cu in. please help

### math

please help I have no ideal how to do this convert the numeral to a numeral in base 10 8B3C0 16

### Math

Please help me with the two given questions. 1] find lim 3x^2-4x/7 x-->0 2] lim sinx/2x x-->0

### math

please help with daughters homework show 25 broken key is 5 show in 3 ways

### math ASAP

please explain how to use doubles plus 1 and doubles minus 1

### Math( help please ! )

For what values of k will the function f(x)=3x^2+4x+k=0 have no zeros, one zero, 2 zeros

### math

can someone please help me understand how to get a z score. For example I have to find the z score for: x and y and x is 2 and y is 3

### Math please help urgent !

Find the slop of the tangent to the curve y=(10-sqrt x)(5+sqrt x) at x=25

### Math jss 2

Please draw a number line from -7 to+7 on the line and mark the pointr a(6)b(5)c(-4)d(-6)e(5)

### 8th grade math

2x=y+1/2 how do you turn this equation into an equation that is ax+by=c? Please help and explain. Thank you.

### Math problem

having problems working this problem out please solve 49 5/2

### 7th grade math

Could someone show me how to do this please? 26.2% of a certain number is 81. What is the number?

### math

how to simplify the following,please step by step 56x^7+21x^4+63x^3

### math

how do i simplify the following? -19-11a+9+16 thats negative 19 minus 11a plus 9 16. please help!!!

### Math

How do you do ratios? And whats the easiest steps i can follow that will help me do and understand ratios? please help.

### math. solve for t

1/1024=42*0.5^(t/12.5) Solve for t. Please show work. Much appreciated!

### Math

I am having a hard time doing equivalent fractions. Would 3/5 of 2/9 be equivalent? Please help

### math

numbers that have a tens digit greater than 5. Please chose the numbers 44 75 21 16 93 67 88 82 6 90 77 34 92 42

### math

what is the square root of 6,multiplies the answer bt 2 and then squares that answer.please explain,thanks

### Math 8R - HELP!

Multi-Step Equations Systems of Equations x + y = 0 5x + 2y = -3 this is what i got so far.... x + y = 0 ----> x = 0 - y 5x + 2y(0-y) = -3 please help!!!!

### Math-Please Help

A piece of iron weighs 45 oz and has a volume of 10 in^3. Determine the density of iron in g/cm^3.

### Math

Hi, could you please provide a step by step solution explaining how to do this: [(a^2 - b^2 + a + b)/(a - a^3)] x [(1-a^2)/(a - b + 1)] The answer should be (a + b)/ a Thanks

### Math

Parallrlogram that is 3 cm measuring 110 degrees and 70 degrees. Please show drawing.

### math

can someone help me and expalin how to do these five question please and thank you 11. y = ½ x2 +2x – 3 27. 3x2 – 5x = -3x2 + 6 33. x2 + 10x = -8 45. x2 – 6x + 9 = 0 47. (-3,0),(1,4),(-1,6),(2,0)

### MATH FACTOR POLYNOMIALS

Factor the polynomial. Please show all work. x^2+2x-3

### Math

Solve by elimination: 5x+7y=77 , 5x+3y=53 can you please help me out step by step so I can understand it on my own, thanks.

### math mrs sue help!!!

-4h greater than 7h what can you multiply -4 to be greater than 7 please show your work

### Algebra

Could you double check my math problem please? Thanks 4) −15 + n = −9 MY ANWSER: 6. Thank you :)

### Math

simplify: cos(sin^-1(x)) Can someone please show a step by step of how to do this.

### Math - Algebra

Evaluate t - u/v when t = -1, u = -3, and v = 1/2 I am VERY VERY unsure what the answer is. PLEASE HELP!!! I am stuck on this!!!

### MATH

Show that C is an integer C=16*25-32*75/64*6*16 16(25-2*3*25)/16*6*64 25(1-6)/6*64 -125/384 -0.3255208 Which is a decimal and not an integer. Please help.

### Math. Please help :(

Write a translation rule that maps the point D(7, -3) onto point D'(2, 5)

### Math

Solve the following systems of equations: -2x+y=1 -4x+y=-1 (3,1) (-1,3) (-1,-3) (1,3) Could someone please help. I'm confused on how to solve this. Thank you!

### Math

If f(u)=u+1/(cos^2u) , u=g(x)=pi(x), x=1/4 , find the derivative of f(g(x)). I can't seem to get this one, step by step please?

### Math

1) Given that p(-3), p(-1), and p(5)=0, which expression could be p(x)? A)x^3-x^2-17x-15 B)x^3+x^2-17x+15 C)x^3-3x^2-13x+15 D)x^3-9x^2+23x-15 How do I solve it? Please help

### math

which is equivalent to the expression shown? 10^2 • 5^2 2,500 250**** 500 200 please help

### Math

Please solve y=3x2 the 2 represents the exponent, because I don't know how to place the exponent in the equation.

### Math

Suppose f (x) = x^3 + x and g(x) = f^-1(x). Find g'(2). I am confused about how to find the inverse of f because I can't isolate y. Could you please help? Thanks!

### math

wx + zy = c Solve for y. I don't understand this. If you know what Carnegie is, then you would know I don't really understand. So please help me. help me with the steps

### ** Math - PLEASE help!!

Find all real zeros of the function: f(x)=-2x(x^-16)(x-3) I appreciate all help. Thank you.

### Math

For f(x) = 3x + 4 and g(x) = x - 1. Calculate (f o g)(x). For f(x) = 3x + 2 and g(x) = x². Calculate (f o g)(-2). Consider the function. f(x)= -2x+1. Find the inverse of f(x). Please help! How do I solve this?

### Math

There are 144 people in an audience. The ratio of adults to children is 5 to 3. How many are adults? PLEASE HELP!

### Math - ASAP Please

(Slope-Intercept Form) Which of the following lines has a slope of -1/2? A) x + 2y = 0 B) x - 2y = 0 C) -x + 2y = 0

### Math

How many yards do you need to make 15 t shirts with only 3/4 yards please explain

### math test help

help me n the exploring probability unit test all answers please!!!!

### math

Dennis says that (2x-7)^2=(7-2x)^2.Do you agree with Dennis?Explain Answer please steve

### math

simplify sixth squareroot of 27a6b3 + 7a eight squareroot of 81b4? please help me

### Advanced Math I

How do you go about solving this problem? x(a/4+1)y(c+3/2) /(x2)by-c+1 I am so confused about this. I don't get it! Please help.

### MATH, help please

how would y multiply 4 4/7 x 7 3/4? how do u multiply fractions witha whole #?

### math

Can someone please help me with this factoring? Thanks! Factor 3x^2-7xy+2y^2 Factor 12x^2+8x-15

### math

Please help me solve the following. Thanks, Write m^p = q using logarithms. Solve (1/e)^2x = 14

### Advanced math--check answer please

Which system is inconsistent? A) y=0.5x x-2y=1 B) 2x-y=8 4x+y=5 C) x+y=0 2x=y D) y= -1 x=2 Answer: A Thanks

### Math

could you maybe give me and euqation using the numbers 21, 2, 6, 19 & 13 that give a total of 3? Please :)

### math

2/6 of the insects were centipedes. 1/2 were millipedes, 12 were flies. How many insects were there? Please explain.

### math

what is the range of y=Arc sin x? I don't know what is the Arc stands for. Please help and explain. Thanks!

### Math

Solve for x in the interval 0<x<(pi/2): 2sin(9x)+cos(10x)=cos(8x) PLEASE HELP!!!

### Math

The lcm for... (1+3t) (1-9t)^2 (1-3t) Answer 9t^2 or (3t+1)(-3t+1) I'm not sure which answer I have is right, could you help me please.

### Math

i need help with this please..... Explain why the line x= 4 is a vertical line in 50 words

### math

Please check this problem to see if I answer correctly x - 3 > 8 Answer x > 11

### Math

express in scientific notation 38.0.000,000,026 help please

### math

Can you please tell me what you get when you subtract 1000 miles from 231.05 miles. Thanks!

### math

distributive property 615x(2+5)= (615x____)+ (615x____) please help me do this problem

### Math- Please check answer

(.200-x)2 Would the answer be .400+x2

### math-quotient

Help me please. My mind is mush.... need to find the quotient of: a. 3/4÷-12 b. 5/4÷2 2/3 c. 18 ÷4.6 d. 3.06 ÷0.22

### math

please solve this for me.. i feel as if i am doing this wrong.. (1000/s-120)- (1000/s) = 1/2

### Math

I am stumped...please help...I'm not sure what they are talking about with P (A and B) = 0 If P(A) = 2/3, P(B) = 1/6, and P(A and B) = 0, what can you say about P (A or B)?

### Math

I am stumped...please help...I'm not sure what they are talking about with P (A and B) = 0 If P(A) = 2/3, P(B) = 1/6, and P(A and B) = 0, what can you say about P (A or B)?

### math

Solve the equation. Check the equation. c= square root of(3c-8) Please Help!!!! Thanks.

### math

Can you help with three problems 1)2x^2+7x+3 2)6x^2+5x-4 3)4x^2+12x+9 I have to factor this problems.Please help

### Math(Please check)

solve for x: log4 X - log4 2 = 2 log(2x) = 2 Now what do I do?

### math

convert 25 degrees c to degrees fahrenheit. please help it is due tomrrow

### Math

Can you please tell me step by step on how to do this problem. Factoring by grouping: ab-5a-15+3b Thank You

### Math(Please help)

Simplify the equation: 8^-3 X 8 I know that 8^-3 is 1/512 so do I now multiply the 8 to the 1 and 512?

### Math

Can you please helop with this problem? Solve this problem: -x/3 is greater than or equal to 2 Thank you

### math

x=(-5.15-5.89i).(30/(-5.15-5.89i)) i is the suare root of (-1) what is x. please help me , i cant figure it out. thank you.

### 8th grade Math

Can you please check my answer? Solve for x. 7- 7/2x = -5 my answer: x = 42

### math

Please and this one 234,000,000 it scientific notation

### Math

PLEASE HELP!!! beth has 60 toy cars and trucks. 75% of them are blue. How many are blue?

### math log

if log6=m and log 5=n, write 7.2 as an expression in m and n Answer is 2m-n Please help me!!

### math

Is 8.5 greater then , less then or equal to -1000? 8.5__-1000 (<,>,=) PLEASE HELP ME

### math

solve: 4+8 1/2 -:- (1/4) to the third power. solve -11-(x+30)=-41-2 (5x-18) please show your work

### math (please help)

Let r= 3-3 sin θ How do I test for symmetry θ = π/2?

### math problem

I have no clue about this problem please solve 8[-73-(-61-28)]

### Math

If A, B, and C stand for different digits, and BA+AC=BCA, what digits do A, B, and C represent? Please Help!

### Math

If A, B, and C stand for different digits, and BA+AC=BCA, what digits do A, B, and C represent? Please Help!

### Math

Solve: (don't forget about imaginary numbers) 5x^2-7x+12=0 how do I solve this? please help and thank you

### Math situations

please help me solve Use the quadric formula to solve 2x^2-3x=-6

### math

what is a linking verb is a verb that links the subject HELP ME PLEASE I'M TIRED

### math

please help choose the expression that forms an equation with the given expression 18-4*3=

### Math HELP!!!

If there is 60 pages I'm printing but I print it front and back how many pages will be. PLEASE HELP!

### Math Please Help ME :(

14. 10 5/18 – 8 5/6 = 15. 1/2 • –1 1/3 = 16. 5/8 ÷ 15/16 = 17. Write 13/4 as a decimal. Round to three decimal places