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April 17, 2014

Homework Help: Math

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Recent Math Questions

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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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