10/07/16

A truck load of wet sand weights 12,080 pounds. If 916 pounds of the load is water, what is the actual weight of the dry sand?
help me solve this
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10/07/16

trying to get help to solve this inequality, I have to write it in interval notation and graph on a number line
-1(2/5x)-(8/5) >33/10   if you can put it in interval notation thank you
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10/07/16

What is the value of -5.872 + (-5.1) ÷ 1.5
What is the value of -5.872 + (-5.1) ÷ 1.5
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10/07/16

(-9/7a) + (2/3a)=-65/21
please help solve the equationthanks much in advance
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10/07/16

v(x)=-x^2+14x-57
maximum and minimum value , find that value   
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10/07/16

The square of a number minus three times the number is 238. Find the number
IDK WHAT IT IS HELP 
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10/06/16

the top of a rectangle has a diagonal of 17 inches. If the length of the computer is 1 inch less than twice its width, find the dimensions of the computer
I need help answering this question i am lost  
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10/06/16

math word problem
Ming left the movie theater and traveledtoward the ocean. Mofor left two hourslater traveling 25 mph faster in an effort tocatch up to her. After four hours Moforfinally caught up. What was... more
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10/06/16

Solve equation 7 - 2(2x - 6) = 2 + 3(-x + 5)
please show steps thanks
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10/06/16

Factor the following polynomial completely. Don't forget to look first for a common monomial factor
Factor the following polynomial completely. Don't forget to look first for a common monomial factor   n^4 -16
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10/06/16

A cat can jump five times as high as it is tall.How high could a cat jump if it were 17.4 centimeters tall?
IM HAVING A HARD TIME TRYING TO SOLVE THIS QUESTION MY PARENTS TOLD ME TO VISIT THIS SIGHT SORRY ITS ALL CAPITALS BUT SOMEONE PLEASE ANSWER.
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10/06/16

What are three structures built by native Americans
What Are the answers to the question
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10/06/16

I am confused on how to simplify my derivative
Find the derivative of the given function. (Remember to simplify the numerator of your answer.) z(t) = (t^2+5t+2)/ t+7 I found the derivative and then I simplified my answer... more
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10/06/16

two number have a sum of 28. If one number is P, express the other number in terms of p
two numbers have a sum of 28. If one number is P, express the other number in terms of p
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10/06/16

if the supplement of an angle is 10 degrees smaller than three times its complement, then what is the measure of the angle
this question makes no sense because i never learned it and I have a test on it tomorrow  
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10/06/16

how to deal with fractional exponents when using the quotient rule to find the derivative. (correct my logic please)
The question states y(t)=(√t)/(t^2  +1) find y'(t) So I got (-(3/2)t)/2(t^2  +1)^2 but that was wrong so I think I oversimplified my derivative. I went back a step and... more
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10/06/16

Math word probelm
a party mix is made by adding nuts that sell for 2.50 per kg to a ceral mixture that sells for 1 kg how much of each should be added to obtain 30kg of a mix that will sell for 1.70 per kg? 
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10/06/16

3ft3 of soil containing 18% silt was mixed into 1ft3 of soil containing 22% silt. What is the silt content of the mixture?
How would i solve this step by step
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10/06/16

How many reptiles were on the endangered species list in this? year?
There were 156 birds on the endangered species list in some year. This is 14 more than twice the number of reptiles on the list. 
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10/06/16

Algebra question
Gina has $2 more than three times the amount that Fred has. When Gina gave Fred $5, Fred then had one-half as much as Gina. How much do Gina have at first?
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10/06/16

Algebra problem
Louisa is 3/4 as tall as Carla. The difference between their height is 0.4 meters. How tall is each girl?
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10/06/16

The length of a rectangle is 3 yards less than twice the width, and the area of the rectangle is 65 yards squared. What are the dimensions of the rectangle
Helppppppppppppppppp
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10/06/16

what property is x x 1=1
ddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd  
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10/06/16

Find the dimensions
a blueprint has a scale in which 1 inch represents 6 feet. Find the dimensions of a rectangular room that measures 2 1/2 inches by 3 1/4 inches on the blueprint.  
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10/06/16

A Pre-Algebra word problem
A certain hybrid car can travel 1-4/11 times as far as a similar non hybrid car can, each on one gallon of gasoline. If the non hybrid car can travel 33 miles per gallon of gasoline, how far can... more
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