09/21/15

Science fiction novels at a bookstore are on sale for 15% off. Write an expression for the sale price of a science fiction novel with a regular price of r dolla
ars, and explain what each part of the expression represents then simplify the expression . Pls help
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09/21/15

Problem for homework.
I'm super stuck on this, and I have to show my work.   There is a commercial where Walmart compares their prices to another grocery store. The commercial ends by showing that the overall cost for... more
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09/21/15

Write and solve an absolute value inequality to describe body temperatures that are considered dangerous.
Hypothermia and Hyperthermia are similar words but have opposite meaning. Hypothermia is defined as a lowered body temperature. Hyperthermia means an extremely high body temperature. Both... more
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09/21/15

what does the opposite mean?
 find four consecutive even integers such as that -4 times the sum of first and the fourth is 6 greater than the opposite of the sum of the second and the third
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09/21/15

What is the vertex of f(x)=(x-3)^2-4
I know that I need to use the formula -b/2a, I'm just unsure why my answers don't make sends.
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09/21/15

homework question
is it the same thing saying the price increased by 53%, and the new price is 153% of the old price? if so how would i go about solving this and knowing if it is true or false?
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09/21/15

How does this algebra answer make sense???
OK, so the question is to simplify (ab)-3/2   My answer that I got is just      1 ----- √ab3   but the answer key says the right answer is    √ab ----- a2b2   Is this right and how do... more
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09/21/15

Weight of men at a local health club? (Stats)
The population of weights for men attending a local health club is normally distributed with a mean of 166-lbs and a standard deviation of 27-lbs. An elevator in the health club is limited to 34... more
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09/21/15

This is for my homework and its hard for me .
Serena wants to create snack bags for a trip she is going on. She has 6 Granola bars and 10 pieces of dried fruit. If the snack bags should be identical without any food left over, what is the... more
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09/20/15

Finding zeroes
Find the zeros, if any, of y = 7x2 + 16x + 4 algebraically.
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09/20/15

How far has Jim run when he is caught?
Jim and Derry start at the same time and place, running a 1.5 mile loop. Jim runs at 8.5 minutes per mile. Derry runs at 7 minutes per mile. Derry eventually catches Jim.
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09/20/15

College Algebra Word Problem
A girl is currently 5 years older than her younger brother and 3 years younger than her older brother. Two years from the current time, the product of the ages of the brothers will be twelve times... more
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09/20/15

Assume that all chickens have 8045 feathers. If it takes you 2.7 seconds to pluck 77.3 feathers, how many hours would it take you to defeather 7535 chickens?
Please help, with the format, and if you can the answer too.
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09/20/15

it takes you 28 min to go 8 mi. if you continue traveling at the same rate, ow long will it take you to go 15 mi?
i do not know how to solve problems like these
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09/20/15

9th Grade Geometry Homework
Suppose <A and <B are complementary angles, and <C and <D are also complementary angles. If m<A = 2x+3, m<B = y-2, m<C = 2x-y and m<D = x-1, find the values of all four angles. more
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09/20/15

the ratio of freshman to sophomores in a drama club is 5:6. there are 18 sophomores in the drama club. how many freshmen are there?
i dont have anything to say
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09/20/15

A pair of dice is rolled. What is the probability of getting a sum of 8 or doubles?
Express your answer as a 4 digit decimal 
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09/20/15

I need helpppp QUICK
Hello! I was wondering about this math problem, because our teacher never went over this with us! Here it is: A sailor spots a whale through her binoculars. She wonders how far away the whale is,... more
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09/20/15

57 is What % of 30?
I'm so bad with percents, help???
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09/20/15

Ratios help
there are 4 bananas and 12 oranges. Write the ratio as a fraction in simplest form. Then explain its meaning.  
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09/20/15

4x-y=8 and x+2y=2
need help solvinng 4x-y=8 and x=2y=2 need to find the two points in order for me to graph.  please show how to graph it also
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09/20/15

A field is 100m long. If a player is able to displace himself 5m every second of 1 field to the other, how long of a does it take the player to finish his run?
A physics question 1D kinematics
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09/19/15

Jay bought nine boxes of candy each weighting one pound five ounces. What is the total amount of candy that Jay bought ? Please explain steps.
Please explain steps, i am confused understanding the conversions.
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09/19/15

Equations word problem
For each planet in a solar? system, its year is the time it takes the planet to revolve around the center star. The formula E = 0.2 x 3/2 models the number of Earth days in a? planet's year,? E,... more
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09/19/15

julyselys has 20 reams of paper.she has to print worksheets for each class.each class set uses 1/20 of a ream.how many class sets can she print using 20 reams
20 reams each class uses 1/20 reams
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