Thursday

April 17, 2014

April 17, 2014

**Branches of Math**

**Recent Math Questions**

Post a New Question | Current Questions

**math**

69
*Wednesday, March 26, 2014 at 10:16pm*

**math**

slope of AB = 4/-2 = -2 so slope of new line = +1/2 new line: y-6 = (1/2)(x-7) expand and doctor it up any way you want.
*Wednesday, March 26, 2014 at 10:13pm*

**math 2**

A segment with endpoints C (3,4) and D (11,3) is divided by a point E such that CE and DE form a 3:5 ratio. Find E.
*Wednesday, March 26, 2014 at 10:08pm*

**math**

Write an equation of a line perpendicular to line AB below in slope-intercept form that passes through the point (7, 6). A (0,1) B (-2,5)
*Wednesday, March 26, 2014 at 10:05pm*

**Math**

Wow thanks! It is correct! :D
*Wednesday, March 26, 2014 at 9:46pm*

**math**

what is -8 squared +(17 - 9)x 4 + 7
*Wednesday, March 26, 2014 at 9:36pm*

**math**

yes. the equation is c = 6u^2v...solve for v sorry...thanks
*Wednesday, March 26, 2014 at 9:22pm*

**Math**

I forgot the - in the above answer that I gave. It should really be y+7=-2(x-2) y=-2x-3
*Wednesday, March 26, 2014 at 9:01pm*

**Math**

The key to perpendicular lines is that the slopes will multiply together to get negative one. Since your original slope is 0.5, your new slope will be -2. Passing through your stated points, the point-slope equation of the line will be: y-(y1)=m(x-(x1)) plug in your slope & ...
*Wednesday, March 26, 2014 at 8:59pm*

**Math**

slope of new line must be -2 so y =-2x + b plug in the given point (2,-7) -7 = -2(2) + b -3 = b y = -2x - 3
*Wednesday, March 26, 2014 at 8:55pm*

**math**

times 8 8B = 3(A-10) 8B = 3A - 30 8B+30 = 3A A = (8B+30)/3
*Wednesday, March 26, 2014 at 8:51pm*

**Math**

divide the fist equation by 2 to get y = 9x now plug that into the second: 9x - 6 = 2x 7x = 6 x = 6/7 then y = 9(6/7) = 54/7 x = 6/7 y = 54/7
*Wednesday, March 26, 2014 at 8:50pm*

**Math**

Write an equation of a line perpendicular to y=1/2x-5 in slope-intercept form that passes through the point (2, -7).
*Wednesday, March 26, 2014 at 8:46pm*

**math**

I suspect that your equation is C = 6u^2 v (usually they would not separate factors of 6 and 2 like you did, and would have C = 12uv instead) Please confirm.
*Wednesday, March 26, 2014 at 8:44pm*

**MATH VERY URRRGENT!!!!!!!!!!!!!**

lol 3 is D XD
*Wednesday, March 26, 2014 at 8:44pm*

**Math**

prob(2dimes) = (8/14)(7/13) = 4/13
*Wednesday, March 26, 2014 at 8:41pm*

**Math**

consider the equation of the circle with centre (1,2) and radius 10 Its equation is (x-1)^2 + (y-2)^2 = 100 (7, 10) satisfies that equation, (7-1)^2 + (10-2)^2 = 100 6^2 + 8^2 = 100 36+64 = 100 100=100 so it is (7,10)
*Wednesday, March 26, 2014 at 8:39pm*

**Math**

looks like a combination recursion let term(n) be the nth term, term(1) = 2 if n is odd: term(n) = 3term(n-1) if n is even: term(n)= term(n-1) - 2 so the next terms are: 26, 78, 76, 228, 226, 678 .....
*Wednesday, March 26, 2014 at 8:34pm*

**3rd grade math**

Jeff rodé his bike around a bike trail that was 1/3 of a mile long.He rode around the trail 9 times.Write a fraction greater than 1 for the distance.How many miles did Jeff ride?
*Wednesday, March 26, 2014 at 8:31pm*

**Math Word problems (3rd Grade)**

i put mushrooms on 2/8 of pizza , then i add green peppers to 5/8 of the pizza.which topping covers more of the pizza
*Wednesday, March 26, 2014 at 8:14pm*

**math**

165 / 3.75 = 44 days
*Wednesday, March 26, 2014 at 8:11pm*

**7th grade math**

(4/5) * 1450 = 5800/5 = 1160 feet
*Wednesday, March 26, 2014 at 8:09pm*

**7th grade math**

Tower A is about 1450 feet tall. Tower B is about 4/5 as tall. How tall is the B tower?
*Wednesday, March 26, 2014 at 8:00pm*

**6th Grade Math**

A drawer contains 3 blue ribbons, 4 red ribbons, and 3 green ribbons. A ribbon is randomly chosen from the drawer, replaced, and another ribbon is chosen. Find each probability"
*Wednesday, March 26, 2014 at 7:58pm*

**math**

Tessa feeds her dog 3 3/4 cups of dog food per day. If she buys a bag of food that has 165 cups how many days will the bag of dog food last?
*Wednesday, March 26, 2014 at 7:58pm*

**Math**

I don't think Damon is right. I think the answer is 3.75 years.
*Wednesday, March 26, 2014 at 7:52pm*

**Math. Help**

Your question makes no sense. Please proofread and repost. Also -- Robbert, Beth, Lisa, Cindy -- please use the same name for your posts.
*Wednesday, March 26, 2014 at 7:52pm*

**math 2**

6
*Wednesday, March 26, 2014 at 7:51pm*

**Math**

46354 miles might be the answer. I didn't say that it's right.
*Wednesday, March 26, 2014 at 7:46pm*

**math**

solve for A B=3/8(A-10)
*Wednesday, March 26, 2014 at 7:46pm*

**Math**

solve for y 2y = 18x y - 6 = 2x trying to help with homework and at a loss here.
*Wednesday, March 26, 2014 at 7:45pm*

**math**

Solve for v: C=6u2v
*Wednesday, March 26, 2014 at 7:43pm*

**Math**

1/5 * 10/3 = 10/15 = 2/3 P = 2L + 2W P = 6 2/3 + 1 1/3 = 8 inches This table must belong in a doll house.
*Wednesday, March 26, 2014 at 7:43pm*

**Math**

If Mike has 8 dimes and 6 pennies in his pocket. If he randomly selected one coin and then a second coin without replacing the first, what is the probability that both coins were dimes?
*Wednesday, March 26, 2014 at 7:41pm*

**Math. Help**

Anna's dad is replacing a table in their house. The table is currently 3 feet wide by 4 feet tall. Her dad wants to add 9 inches to the legs of the table. What is the new perimeter of the table in feet?
*Wednesday, March 26, 2014 at 7:39pm*

**Math**

(-11/5) / (-11/3) (-11/5) * (-3/11) = 33/55 = 3/5
*Wednesday, March 26, 2014 at 7:38pm*

**Math**

Use the following four coordinates to determine which one has a distance of 10 units from point C (1, 2). (3, 4) (7, 1O) (6, 7) (8, 9)
*Wednesday, March 26, 2014 at 7:37pm*

**Math**

Order from greastest to least -1 13/14 , -1.9 , -1 9/11, -1.95 show work
*Wednesday, March 26, 2014 at 7:35pm*

**Math**

The length of a table is 3 1/3 inches. The width is 1/5 of length. Find the width and perimeter of table
*Wednesday, March 26, 2014 at 7:34pm*

**Math**

-2 1/5 divided by -3 2/3. Show work also thanks (:
*Wednesday, March 26, 2014 at 7:33pm*

**math**

if you are using long division without a calculator, set the two numbers up like this 1.5/36 the 36 is inside the division sign, and the 1.5 is outside on the left. Move the decimal point on the left over acorrdingly until it is a whole number. Then move the decimal point of ...
*Wednesday, March 26, 2014 at 7:02pm*

**math**

36/1.5 = ? how to divide this
*Wednesday, March 26, 2014 at 6:56pm*

**Math**

it would be 6 times 6
*Wednesday, March 26, 2014 at 6:48pm*

**Math**

What is the pattern for 2,6,4,12,10,30,28
*Wednesday, March 26, 2014 at 6:33pm*

**Math**

prob that next one is above 75 = .6 prob that the one after that is independently .6 again so probability of both = .6*.6 = .36
*Wednesday, March 26, 2014 at 6:21pm*

**Math**

A store has found that 60% of their customers spend more than $75 each visit. What is the probability that the next two customers will spend more than $75.
*Wednesday, March 26, 2014 at 6:15pm*

**Math**

x^2 + 4x + 4 = 0 (x+2)(x+2) = 0 the two solutions are -2 and -2, so their product is 4 In fact, for any quadratic ax^2 + bx + c = 0 the product of the solutions is c/a, so you don't even need to find what the roots are.
*Wednesday, March 26, 2014 at 6:09pm*

**Math**

yes
*Wednesday, March 26, 2014 at 6:09pm*

**math**

well, 2/5+1/5 equals 3/5, leaving 2/5 lions=2/5 of 50= you do it.
*Wednesday, March 26, 2014 at 6:09pm*

**math**

(2/5) * 50 = 20 tigers (1/5) * 50 = 10 leopards sum = 30 so 50 - 30 = 20 lions
*Wednesday, March 26, 2014 at 6:09pm*

**Math**

But -3.363636 < -3.333333
*Wednesday, March 26, 2014 at 6:07pm*

**math**

There are 50 big cats in the zoo. 2/5 of them are tigers. 1/5 of them are leopards. The rest are lions. How many lions are there in the zoo?
*Wednesday, March 26, 2014 at 6:06pm*

**math**

x = 38 + 5 t y = 30 + 7 t when does x = y? 38 + 5 t = 30 + 7 t 2 t = 8 t = 4 hours
*Wednesday, March 26, 2014 at 6:05pm*

**Math**

3.3636... > 3.3333...
*Wednesday, March 26, 2014 at 6:03pm*

**Math**

3x + y = 2 y = 2 - 3x
*Wednesday, March 26, 2014 at 6:02pm*

**Math**

It's 5 cans by the way
*Wednesday, March 26, 2014 at 6:02pm*

**Math**

Anyone?
*Wednesday, March 26, 2014 at 5:59pm*

**Math**

solve for y 3x + y = 2 Trying to help out my daughter, if you could show me steps that would be wonderful. Thank You
*Wednesday, March 26, 2014 at 5:57pm*

**Math**

Marlene -- you're wrong. You found the volume of the room -- not the square footage of the walls.
*Wednesday, March 26, 2014 at 5:57pm*

**Math**

Ok never mind , guys, I figured it out. I really just guessed, so if anyone thinks they know please reply
*Wednesday, March 26, 2014 at 5:56pm*

**Math**

MS.SUE!
*Wednesday, March 26, 2014 at 5:51pm*

**Math**

Can someone please answer. Cuz I'm about to flunk this question
*Wednesday, March 26, 2014 at 5:49pm*

**Math**

ITS 12 CANS
*Wednesday, March 26, 2014 at 5:49pm*

**Math**

Umm, guys, hi. Lauren says that -3.36 (36 is repeating) is greater than -3 1/3. Do you agree? Explain
*Wednesday, March 26, 2014 at 5:48pm*

**Math**

What is the product of the solutions to the equation: x2+4x=-4 a. 80 b. -80 c. -20 d. 4 (I NEED TO KNOW WHO TO GET THE ANSWER PLEASE)
*Wednesday, March 26, 2014 at 5:46pm*

**math**

Ms sue, can you please answer cool's question
*Wednesday, March 26, 2014 at 5:45pm*

**Math**

2(12 * 10) = 240 square feet 2(12.833 * 10) = 256.67 square feet 240 + 256.67 = 496.67 total square feet 496.67/120 = 4.14 = 5 cans
*Wednesday, March 26, 2014 at 5:42pm*

**math**

I know I shouldn't ask here but can someone answer this? Lauren says that-3.36 (36 repeating) is greater than -3 1/3. Do you agree? Explain
*Wednesday, March 26, 2014 at 5:42pm*

**math**

one container has 38 gal in it, it fills at 5 gph . the other container has 30 gal in it, it is filling at 7 gph. when will they have the same amount of water in each?
*Wednesday, March 26, 2014 at 5:41pm*

**math**

Can someone please tell me...please?
*Wednesday, March 26, 2014 at 5:39pm*

**math**

I have the same problem but cannot find an answer
*Wednesday, March 26, 2014 at 5:38pm*

**Math**

Jayce wants to paint her room Duke Blue.Her room is 12 ft long ,12 ft 10inches wide, and 10ft high.If Dylan insists she paint her ceiling white, about how many cans of blue paint will she need to buy to paint the walls.One can covers 120 square feet. Ignore the windows and ...
*Wednesday, March 26, 2014 at 5:34pm*

**math 2**

255
*Wednesday, March 26, 2014 at 5:17pm*

**3rd grade math missing info**

Need one more fact, like how much did they spend together or how much did Luis spend.
*Wednesday, March 26, 2014 at 5:11pm*

**math**

872.23 * 0.6 = 523.34 owed at the end of this month 523.34 * 0.5 = 261.67 owed at the end of next month
*Wednesday, March 26, 2014 at 5:08pm*

**3rd grade math**

Brandon bought one more pair of sweatbands than luis. Each pair of sweatbands cost $3.88. He also bought one more bottle of sports drink than luis, each costing $1.75, and a granola bar, costing $0.98. What was the total cost brandon's purchase?
*Wednesday, March 26, 2014 at 5:07pm*

**math**

tim has a det of $872.23. If he pays 40 percent of the debt this month and 50 percent of the remainder next month, how much does tim still owe?
*Wednesday, March 26, 2014 at 5:04pm*

**Math Word Problem**

6+6
*Wednesday, March 26, 2014 at 5:04pm*

**integer Math**

Since they gave the answer as 7 , I am taking a guess that they wanted √52
*Wednesday, March 26, 2014 at 4:57pm*

**Math**

x( 1.07^27 - 1)/.07 =25000 x(74.483823..) = 250000 x = $ 3356.43
*Wednesday, March 26, 2014 at 4:51pm*

**Math- Steve**

THANK YOU!!
*Wednesday, March 26, 2014 at 4:13pm*

**integer Math**

It was 7
*Wednesday, March 26, 2014 at 4:12pm*

**integer Math**

I guess they're just making sure you understand that all whole numbers are also integers.
*Wednesday, March 26, 2014 at 4:11pm*

**integer Math**

hHat is the question exactly on my home work ??
*Wednesday, March 26, 2014 at 4:07pm*

**math**

5.5a + 4(200-a) = 980 solve for a to get # adults tickets subtract that from 200 to get # child tickets
*Wednesday, March 26, 2014 at 4:06pm*

**integer Math**

ummm, 52 52 IS a whole number typo?
*Wednesday, March 26, 2014 at 4:03pm*

**Math please ASAP**

what about it? If both points have the same y-coordinate, the line is horizontal. Does not matter what the x-coordinate is. ALL points on the horizontal line y=3 are of the form (x,3) no matter what x is.
*Wednesday, March 26, 2014 at 4:00pm*

**Math- Steve**

But how about the -1?
*Wednesday, March 26, 2014 at 3:58pm*

**Math -- I don't know**

.
*Wednesday, March 26, 2014 at 3:55pm*

**Math please ASAP**

Since both have y=3, the slope is zero
*Wednesday, March 26, 2014 at 3:55pm*

**math**

Yes. C.
*Wednesday, March 26, 2014 at 3:54pm*

**math**

is it answer c
*Wednesday, March 26, 2014 at 3:35pm*

**math**

??? -2, i didn't see answer had -2
*Wednesday, March 26, 2014 at 3:34pm*

**math**

( - 2 3/4 )+( - 3 1/8 )+( 1 1/8 )+(5)+( - 2 1/4 )= -2
*Wednesday, March 26, 2014 at 3:33pm*

**Math please ASAP**

is it "D"?
*Wednesday, March 26, 2014 at 3:29pm*

**Math please ASAP**

A. Zero B. Undefined C. Positive D. Negative
*Wednesday, March 26, 2014 at 3:26pm*

**math**

Add up the share's gains and losses for the week.
*Wednesday, March 26, 2014 at 3:26pm*

**Math please ASAP**

Line AB contains points A (-1, 3) and B (5, 3). Line AB has a slope that is
*Wednesday, March 26, 2014 at 3:25pm*

**integer Math**

Estimate the value of integer 52 to the nearest whole number
*Wednesday, March 26, 2014 at 3:20pm*

**math**

A stock that sold for $240 per share before a week began had the following gains and losses in share price over the course of that week. Monday ( - 2 3/4 ), Tuesday ( - 3 1/8 ), Wednesday ( + 1 1/8 ), Thursday ( + 5 ), Friday ( - 2 1/4 ). Suppose an investor bought 100 shares ...
*Wednesday, March 26, 2014 at 3:12pm*

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