12/07/16

system of equations
A rectangle has a perimeter of 48 inches. If twice the length decreased by three is equal to three times the width, then find the length.
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12/07/16

can u solve 2(2x-9)-7>4x-25=
math its confusing 
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12/07/16

Y=3x-10 14=2x+3y
What is the ordered pair for the equation
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12/07/16

Compound Interest
Not to sure how to approach this compound interest word problem?     How much money should be put in a savings account now that earns 3.0% a year compounded weekly if you want to have $50,000 in... more
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12/07/16

A committee of three people is selected at random from a set consisting of six ​teachers, eight parents of​ students, and five alumni.
a. What is the probability of the event that the committee consists of all teachers? b. What is the probability of the event that the committee has no teachers?
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12/07/16

The length of a rectangle is 11 yd more than double the width, and the area of the rectangle is 63 yd2 . Find the dimensions of the rectangle.
WHAT IS THE LENGTH AND THE WIDTH?
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12/07/16

find all values for t for which the rocket height is 93 feet
A model rocket is launched with an initial upward velocity of 201/fts. The rocket's height h (in feet) after t seconds is given by the following.
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12/07/16

The radius is 3 inches more than the height. The volume is 16π cubic inches. Find the dimensions of the right circular cylinder described.
college algebra
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12/07/16

What dimensions should the box have?
The packaging department of a corporation is designing a box with a square base and no top.The volume is to be 32m^3. to reduce cost, the box is to have minimum surface area.
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R,

12/06/16

For the following data, r equals...
4. For the following data, r equals ____.X     Y2      45      23      52      5     0.75 -0.83 1 -0.75
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12/06/16

If a variable is an exponent, then is it possible to take the integral? Is it possible to take the integral if there is an exponent under a radical?
Find the integral. Use C for the constant of integration. (For these I initially put none because I thought you couldn't take the integral because of no known reverse derivative. How would you do... more
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12/06/16

Alaska has the lowest population density of any states in the U.S. It has 626,932 people in 570,374 miles squared. What is the population density? Round to the
HELP!!!!!!!!!!! Sub today and don't know this. PLEASE HELP!!!!!!!!!!!!!!!!!!!!! DUE TOMORROW... more
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12/06/16

Is Interquartile range the same as Q1? or Q2?
What is interquartile range? Is is q1, or q2?   What is the difference between interqartile range, and just range?
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12/06/16

a ladder is 6.5m long. it leans against a wall. the base of the ladder is 1.2m from the wall. what is the angle of inclination of the ladder?
please help meeeeeeeeeeeee
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12/06/16

Could you please help me find this integral?
Find the integral. Assume m ≠ 0. Use c for the constant of integration ∫ (mx+b)5 dx There was a problem like this in my book so I followed the steps but it marked me wrong. I got (mx+b)6/6... more
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12/06/16

Help .. read description
There are 155 juniors and seniors in a college seminar. The number of seniors exceeds the number of juniors by 27. How many of each type of student are in the seminar?
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12/06/16

What is the line of symmetry of the quadratic function f(x)=(x-5)^2+11
What is the line of symmetry of the quadratic function f(x)=(x-5)^2+11
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12/06/16

What is 4 x 16 using distributive property
This question is about using distributive propertys, which i do not understand it is not a word problem but it is a grade!  
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12/06/16

Explain proportion
Explain why a and a+b can never form a proportion.                   b          b
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12/06/16

Solve by completing the square
Solve f(x)=6x^2-49x+8 by completing the square. Give exact answer.
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12/06/16

For a normally distributed set of data with a mean of 30 and a standard deviation of 5, find the percentage of data between 30 and 34
For a normally distributed set of data with a mean of 30 and a standard deviation of 5, find the percentage of data between 30 and 34
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12/06/16

use linear approximation to estime ln(e+0.1)
L(x)=f(a)-f'(a)(x-a)   f(x)=lnx f'(x)= (1/x)(1)   Now I am stuck with putting into the linear approximation equation. I think its L(x)=lne-(1/e)(x-e) but am not sure.    thus how to... more
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12/05/16

Right in equation of the line that passes through the given point and is perpendicular to the graph of the given equation.
(2,-1);y=-2x+1
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12/05/16

Probability Help
An unbiased coin is tossed five times. Find the probability of the given event.The coin lands heads at least once.
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12/05/16

Mr. Daniel drove 336 miles in eight hours. If he maintains this same speed how many miles can he drive in 14 hours?
Proportion problems 
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