# Math(Please help)

185,959 results, page 38

### math

what prime numbers do you get when you enter each number from 0 to 10 in this expression? __2 + __ -1 please help Asap! 2= squareroot

### Math

Accentuate the Negative. This is Charlene, Angeliques' Nana. Please show me How I can get to the correct answer. [-80 + 2] = N

### Math

(1/2)+3/5 /[9/10-(-3/5)]= I got 1.5 is this correct? If not could you please show me how to do this? If Steve answers thank you so much for all your help you are awesome:))

### TO ANY MATH HELPERS

Pleeeese help! Use the substitution method to solve each linear system: -x+3y+1=0 3x-y+1=0 4x-3y=-13 -2x+y=4 Please help, thanks:):)!!!!

### 6th grade math

Can you check this problem, please? n/((3/4))=5/9 Ans: multiply both sides by (3/4) n = 5/9 * 3/4 n = 15/36 n = 5/12

### math problem grade 8!!

A soccer goalie has saved 14 shots and let in 1 goal. Explain Please!!!

### Math URGENT PLEASE

If a car in 1963 cost @$2,400 How much would that be in 2012

### MATH *

0=-16t^2+80t+96 Solve for t. Can someone please show me the steps on how to do this I can not seem to get it right. Thanks!!

### math (sets)

{ 1,2.3,..........,210 } How many numbers in the above set are multiples of 3 but not 9 ? a. 46 b. 47 c. 48 d. 69 e. 70 please answer and explain

### Math! Ms.Sue Please

Evaluate: l-x^2l (x - y) + (x^3 + y) If x + 8 = 3 and y = 3_ \l 8 Is the answer -202? I did it in the calculator but forgot how to work it out

### math ( sets )

{ 30,31,32,....,100 } How many numbers in the above set are divisible by 8 ? a. 9 b. 10 c. 11 d. 12 e. 13 please answer and explain

### Math

Why animals and plants are found on earth but are not on other planets of the solar system? Please ,,help me

### Math Time

From 1:30pm-2:15pm Is 75 minutes? I added 60 plus 15 If I'm wrong, please explain

### math

if tan 2x= -b/a, pi/2 <=2x<=pi, then determine an expression for sinx cosx in terms of a and b. *please show the calculation

### Math (help)

how to find the surface area of a cone with a diameter of 8 and a slant height of 7? with steps? please

### math (please check answer)

x:1,2,3,4,5,6,7,8,9 ---------------------------------------------------------------------------------- y:0.8,2.1,3.1,3.8,5.2,8.4,6.9,8.1,9 (which point would be considered an outlier? my ANS:(9,9)? IS IT RIGHT?

### math

Help please find three consecutive numbers, which are in arithmetic progression whose sum is 39

### math (help please)

find all real numbers that satisfy the equation: sinx= -\sqrt3/ 2

### math!

Find the solution to the system by the substitution methond. y=4x-4 y=5x a.(1,0) b.(-4,-20) c.(4,0) d.(-3,-15) (Im confused !!!please explain to me how get the answer)!

### math

If the coordinates of points A and L are -4 and 8, respectively, then the midpoint between them has a coordinate of____ A- 0 B- 2 C- 4 D- 6 Please help me understand this!

### Math Problem (please help)

Evaluate the function at the specified value of the independent variable and simplify. f(x) = (2x^2 + 8x)/(5x^3 + 40) at x = 3.

### Chemistry/Math

convert 0.01403 grams to ppm please show all step

### Math! Please check!

If the coordinates of points A and L are –4 and 8, respectively, then the midpoint between them has a coordinate of..... A- 0 B- 2 C- 4 D- 6 My choice is B.

### Math

(Write each equation in standard form using integers) y – 4 = -2(x – 3) Please show steps Thank you!

### math

can someone please how to do this problem. Find y-intercept y=3.9x-4.2 I am very confused even how to start it. Thank you

### MATH

what is the solution of the system y=-3x 3x+2y=6 a. 2, 6 b. -1, 3 c. -2, 6 d. 1.5, -4.5 I have an answer but I seriously doubt it's wrong. Please help for this one? Thanks

### math

I would like some help simplifying and adding this fraction problem please help me I am so confused 7 2/3 + 8 5/6

### Math

Evaluate the following expression. Can you explain how to get the answer to this question please. [15 + 6 x(15-13)]divide by 9 Thank you for your time

### Math

Suppose U={1,2,3,4,5,6,7,8}is the universal set and P={1,2,3,4}. What is P? A.{5,6,7,8} B.{1,2,3,4,5,6,78} C.{1,2,3,4} D. Cannot be determined. I think it's either B or D. Please correct me if I am wrong. Thank you!

### Math

Identify the sequence as arithmetic, geometric, or neither. Explain the answer. 1.6, 0.8, 0.4, 0.2,...... I m not sure please help

### Math 222

Please help me solve and understand this.**MY PLUS AND EQUAL KEY IS NOT WORKING** F equals mv^2/r

### Math---PLEASE, HELP ME!!!

How long will it take to travel 614 km. when you are moving at a rate of 5 cm. per year?

### Math 222

Using the Rules of Exponents. Please show me how to simplify each expression. 27 -2/3 ____ 27 -1/3

### Math 050

Input= X and is decreased by 7 how would that be expressed into a algebraic expression? Please help

### Math(HELP!!!) PLEASE

How would you convert 1.5 square iles to dm^2?? I don't know how to show my work for this particular one.

### Math

I do not know how to do this problem can someone help me please. Thank you. Determine if the given ordered triple below is a solution. (3, 3, -5) x + 9y = 30 2x - 8y = -18 5y + 2z = 5

### math

Michael estimated his mass as 8 kilograms. Is his estimate reasonable? Justify your answer. Please help me thanks.

### Math

Explain how u can write 35% as a sum of 2 benchmarks percents or as multiple of a percent? PLEASE TELL ME!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!:)

### Math

Find the equation of the line that is perpendicular y=3/5x-4 that passes through the point (-1,3) I forgot how to do this. Please help

### Math

Write the equation of a line, in general form, that has a slope of 4/3 and a y-intercept of -5. Help me please...thx

### Math

Essay on a true hero is a unifying force in a diverse society ideas please

### math

selena calculated the percentage change in the price of a microwave as -87%please explain what it means

### math

The lines a and b intersect at point D. What is the value of z? z = Can you please help em solve im really stuck and confused?

### Math-Algebra

Find the GCF of the terms of the polynomial. 12x+20 2 4 5 10 Some help on how to solve this please?

### MATH HELP ASAP

identify the sequence as arithmetic, geometric, or neither. please explain answer 1.6,0.8, 0.4, 0.2,...

### Math

Find the inverse function of f(x)=(x+4)/(2x-5) and then verify your result using: f(f^-1(x))=x and f^-1(f(x))=x. Please an answer fast

### math

Write this in scientific notation. (1.4*10^1)(8*10^4) a)9.4*10^4***** b)9.4*10^5 c)1.12*10^5 d)1.12*10^6 Please cheek my answer i am not sure if I am right or wrong.

### math

The area of a square field is 3/2 hectares find the length of its diagonal in metres please help.

### Math

Three dozen eggs, 25% broken. How many left? ( Answer with working outs) please.

### Math-Direct Variation

can you please show me how to set this up? The variables x and y vary directly. When x is 3, y is 6. Find x when y = 2/3

### Math

Solve it showing detail steps..please. Integrate : ∫(cos^3 x)^2 dx

### MATH help asap

connections academy 8th grade Lesson 9: Integers and Algebra help please anyone!

### Math

3/7 x 14/15=2/5 1 1/3x 5/8=5/6 1 2/9x 1 1/2=2 1/3 can you please check the above problems and let me know if I got the correct answers in simplest form.

### Math

Write three fractions that can be written as percents between 50% and 75%. Justify your solution Can you please help me????

### MATH

i need help of unit 2 lesson 10 i dont know how to do it or none of the answers ans somebody PLEASE

### Math (please check my answer)

The center of dilation is (0,0) and the scale factor is 7. If A(3,4), then which is the distance between A and A'. A. 5 B. 7 C. 30 <<<< D. 35

### math

Which ratio forms a proportion with 9/15? (A)6/10 (B)16/21*^* (C)36/50 (D)45/70 If my answer was incorrect don't yell at me, just correct me please.

### math

Which ratio forms a proportion with 9/15? (A)6/10 (B)16/21*^* (C)36/50 (D)45/70 If my answer was incorrect don't yell at me, just correct me please.

### math

3x^3-12x Factor Completely I forgot how to do this problem please explain it to me so i can take notes.

### Math: Geometry

2. Name four line. Segments that have point B as an endpoint. A. AF, CH, AE, BE B. BA, BF, BC, BH 3. AF, CH, AE, BE 4. BA , BF, BC, BH Please help!

### Math- PLEASE HELP. I DONT UNDERSTAND THIS QUESTION

What is the formula for base, b, of a triangle if the area is A and the height is h?

### Math Tangent Graph

I am not sure how I am supposed to do this question please help! goo.gl/photos/qdTXmfjpkBv6hPxn8

### Math

I don't understand how to do this. Can somebody please help me? I can't figure out how to do this, and I don't see any instructions in my lesson. Thank you in advance. (-4x) x 9x^2

### Math

In how many ways a set can be written? Two or three. I am confused please tell me correct.

### Math

I need help to convert this expression in word problem not solution. Please help. Thanks! (5x2)x(3x15)

### math

write each as an algebraic expression. 3m ____ 5 ~~~~~~~~~~~~~ 2 (x+ 5) ~~~~~~~~~~~~~ 4a(exponet 2) ~~~~~~~~~~~~ im majorly confused, please help omf

### Math

Given points (0, 0) and (3, 6), find the point which partitions the segment into 3:2 Please explain?

### Math

-6 greater equal to 13 + 5 which of these values of X makes the inequality true -3.9 -1.2 3/13 -7/15 Please help explain answer

### Math

Find the values of the variables. [-12 -w^2] = [2k -81 2f 3 -14 3 Please help me. I don't know how to do this at all, and can you show your work so I can understand better. Thanks

### Math

Please help me with the following. Write a word phrase to represent the numerical expression below. 5 + ( 17 - 8 )

### math

Simplify the rational expressions. State any excluded values. Show your work. 8.3x-6/x-2 9.x-2/x^2 +3x-10 please.

### Math

Could someone please tell me what the surface area formula is for cylinders and rectangular prisms thanks

### math

CAB YOU GUYS PLEASE HELP WITH MY Lesson 11: Graphing, Equations, and Inequalities Unit Test BECAUSE IT HAS TO BE DONE AT 12:30

### math please help!

write a general rule for transformations in the plane that produce similar figures

### 7th grade math Ms. Sue please

I have absolutely NO IDEA how to solve this problem!!?! Please help! Answer the following question: Sometimes people say “Give 110% of your effort.” Is it possible to give 110% of your effort? Is there ever a situation where you might have a percent over 100? If no, ...

### algebra

please help me i'm close to having no hair left. How do you rearrange 6y = 9 - 3x to make x the subject i've been at this now for at least 1 week and this is my last resort please please help you have been at this for at least 1 week ?? 6y = 9 - 3x (add 3x to both sides) 3x = ...

### Science

Can any one please please help me with popcorn experiment homework? The materials and 1 pack of Orville and 1 movie theater popcorn and let say the timing for both were 4.5 minutes. 1- what is the variables would you need to keep constant(control) in you experiment? Please ...

### 6th Grade Geometry

Hello, I'm having trouble doing this math geometry someone help me please? Thanks: Calculate the area of the trapezoid which is not drawn to scale. It is not a regular trapezoid! It looks like a rectangle and when you get to the top cut the rectangle and make the part you cut ...

### math please help Ms.Sue

The team practices in a pool that is 25 meters long. Sam completes a lap in 22.5 seconds. How long will it take Sam to complete a lap in an Olympic-sized competition pool that is 50 meters long if he swims at the same rate in both pools? (A lap consists of swimming from one ...

### English

1. You should turn off the computer and go to bed now. 2. Ten more minutes, please. 3. Give me ten more minutes, please. 4. Wait ten more minutes, please. 5. __________________________ -------------------------------- #2 is the response to #1. Does #2 mean #3 or #4 or ...

### Math

Okay i think i understand this wrod problem but i need help this is the problem: keith weighs 200 pounds. He wants to weigh less than 175 pounds. If he can lose an average of 2 pounds per a week on a certain diet, how long should he stay on his diet to reach his goal weight?? ...

### Math (please help!)

The largest Ferris Wheel in the world is the London Eye in England. The height (in metres) of a rider on the London Eye after t minutes can be described by the function h(t) = 67 sin[0.2094(t-30)] + 70 Using this equation i'm supposed to find the diameter, the maximum (top of ...

### Chemistry

three separate questions 1. An empty graduated cylinder weighs 82.450 g. When filled to 50.0 mL, with an unknown liquid it weighs 110.810 g. What is the density of the unknown liquid? 2. It is valuable to know that 1 milliliter (mL) equals 1 cubic centimeter (cm^3) or cc.). ...

### Math, Algebra

Can you please help me! I solved it, but I'm not sure if I'm right. ------------------------------ Paulo pays $45.99 per month for unlimited calls, with additional charges for text messages. His bill for 4 months is $207.96. If he sends 100 texts each month, how much is he ...

### Forgot my book, need science help!!

Please help me I have a whole section to do over the weekend and I forgot my book! Please help!! You'll need to post a question in order for a science teacher to know what kind of help you need. Biology? Chemistry? What? And what is/are the question(s)? Just remember -- the ...

### Math

Jeremy got scores of 93,82,91, and 88 on his first four math test. What score must he get on the fifth test to have an average test grade of 90 for the five test ? Can someone explain step by step. Please

### Math- Please check

Please double check me Find the median of the following set of numbers 47,20,52,35,58,57 a. 49 1/2 b 47 c 48 1/2 d 52 Answer: a Which of the following numbers are integers? 2/3, 35, 0.093,-650, 42.5 a 0.093 and 42.5 b 35 and -650 c 2/3 d -650 answer: c

### Math- Please check

Please double check me Find the median of the following set of numbers 47,20,52,35,58,57 a. 49 1/2 b 47 c 48 1/2 d 52 Answer: a Which of the following numbers are integers? 2/3, 35, 0.093,-650, 42.5 a 0.093 and 42.5 b 35 and -650 c 2/3 d -650 answer: c

### math

Please, help me to solve this problems by Cramer's rule Question number : 1. 5/x + 3/y = 19 2/x + 1/y = 7 Question number : 2. log x + 2 log y = 4 2 log x - 3 log y = 1 The Answer for number 1 : D = -1 Dx = -2 Dy = -3 The answer for number 2 : D = -5 Dx = -14 Dy = -3 Please, ...

### Math

I usually have big problems with word problems but here it goes: On his twelfth birthday, Ben was 4 3/4 feet tall. On his thirteenth birthday, Ben was 5 3/8 feet tall. How much did Ben grow between his twelfth and thirteenth birthdays? 5 3/8-4 3/4=3 feet Can you please tell me...

### More Rational Exponents!

1. The optimal height h of the letters of a message printed on pavement is given by the formula . Here, h= (0.00252d^(9/4))/e d is the distance of the driver from the letters and e is the height of the driver’s eye above the pavement. All of the distances are in meters. ...

### English

1. This is all that I have now. 2. This is what I have now. (Are both the same in meaning?) 3. Please show me that he is active. 4. Please show me the fact that he is active. 5. Please show me that this is correct. (Are the three sentences grammatical?

### math fractions

•math - Ms. Sue, Sunday, November 16, 2014 at 12:39pm 12 •math - bob, Sunday, November 16, 2014 at 12:56pm Ms. Sue can you tell me how you got that answer please. •math - Ms. Sue, Sunday, November 16, 2014 at 1:09pm Multiples of 6: 6, 12, 18, 24 Multiples of 4: 4, 8, 12...

### Math Models

The scores on a standardized test are normally distributed with the mean of 750 and standard deviation 70. Find the probability that a score is more than 890. This is from my Math Models class. I am not taking Statistics. Please someone show me how to do answer this-I don't ...

### 4 grade math

i have a question on a math problem, please#1 explain why 7*8 is not a number sentence. Next question is write two true number sentence. thank you!

### Math

What do we call the numbers that cannot be arranged into 2-row arrays? The question begs for amplification. An array usually contains a set of some sort. There is not a hint in your question of what the set is. My math homework question asks - exactly as stated - What do we ...

### Math Please Help

5. Shara's new lawn sprinkler watered a circular area with three times the radius of the old sprinkler. How many times greater was the area watered by the new sprinkler than the area watered by the old sprinkler? a)3 b)6 c)9 d)36 6.How many x-intercepts does the graph of the ...

### math exam tommrow review

the mean score on a math test taken by 15 students was 82%. one more student takes the test late and earns 93%. what is the new mean score? please show work

### PHYSICS. HELP.

A motorboat heads due west at 10 m/s. The river has a current that travels south at 6 m/s. a) what is the resultant velocity? b) If the river is 200 m wide, how long doe sit take the boat to cross the river? c) How far downstream is the boat when it reaches the other side? ...