03/29/14

solving for the length of a triangle

I am solving using the five step method.  The area of a right triangle is 250 in^2.  I need to find the lengths of its legs if one leg is 5 inches longer than the other.   1.  I drew the... more

03/27/14

29+.75v=-14

What Does v equal  

03/26/14

Simplify x+6+x+3 AND 3x-1/5=-8

Thanks, quick

03/26/14

f(x)=7x+5 domain

i need to find the domain

03/25/14

statistics Questions?

For the data values 45, 63, 28 and 39, find the mean of the sample means and the standard deviation of the sample means for all possible samples of size 3.

What is y=6

Y=6? I am not shore what it is could you help me    Evaluate the expression

03/25/14

Domain and Range

What is the domain and range of the following ? 1) y=ln(x-4) 2) y=ln(x)-7 3) y=ln(x+sqrt2) 4) y=ln(x-3)+5 5) y=1/(x+8) 6) y=(1/x)+3 7) y=(1/x)-(1/5) 8) y=1/(x-2)-ln7

03/25/14

Exponents show all work please

Simplify  Show work. Make sure that your final answer has no negative exponents   (-4m-2n-3)(nm)3

Simplify and show work

Simplify Show work. Make sure that your final answer has no negative exponents.   48a-3b2c5/6a3b-1c4 

03/25/14

If you drive to your spring break destination at a steady 60 miles per hour and return at a steady 40 miles per hour, what's your average speed for the trip

If you drive to your spring break destination at a steady 60 miles per hour and return at a steady 40 miles per hour, what's your average speed for the trip

03/25/14

Find an equation of the line. Write the equation in standard form. Through (6,8), parallel to 10x-y=6

Find an equation of the line. Write the equation in standard form. Through (6,8), parallel to 10x-y=6

03/25/14

how do i solve a linear equation

how to solve and graph linear equations

03/25/14

Word problem

Peanuts cost $1.75 per pound. Almonds cost $5.25 per pound. Cashews cost $8.00 per pound. If equal amounts of peanuts, almonds and cashews are mixed, for how much should each pound of the mixture... more

simultaneous equation

3x+2y=14 and 2x+3y=21   

simultaneous equation

3x+2y=14 and 2xy+5=21                                      .       please solve algebraically

03/24/14

How do i solve 3k(squared)-14k-49.... like how do i factor it out

 How do i solve 3k(squared)-14k-49.... like how do i factor it out

03/24/14

Find the average value?

Find the average value of y=sqrt(64-x^2) on its domain.   Answer: 2pi   I know that the limits of integration is from -8 to 8 but how do I take the integral of sqrt(64-x^2) dx?   Please show... more

03/24/14

Find the integral?

Find the integral of abs(x) dx from -1 to 3.   abs means absolute value.   Answer: 5   Please show all your work.

simplify (x^3-8)/(x^2-4)

x3-8 x2-4

distance and notation show all work

1a. Which of the following represents the distance between 12.4 and – 6.9 on the number line?       A. | 12.4 | – | -6.9 |      B. | -6.9 - 12.4|      C. | 12.4 - 6.9 |      D. | –6.9| – |... more

Geometric Series and Sequences Questions!!! HELP!!! *Updated*

I really do not understand the processes involved with these types of problems, so if someone could explain what you did, why you did it, and how can apply it to any word problems in this certain... more

03/24/14

Find the equation

I need help with this please. It says finds the equation of a line that passes through (3,-7) and is parallel to y =-5x+2.

A line has a slope of 1/4. What is the slope of the line parallel to it.

A line has a slope of 1/4. What is the slope of the line parallel to it.

How can you order fractions 3/10, 3/6, 2/5 from least to greatest? (Need to find common denominator)

Find equivalent fractions: 3/10, 3/6, 2/5 with a common denominator and order from least to greatest?  I need to find a common denominator between the fractions. ( not by decimal)

Average word problem

The U.S. annula per-capita consumption of broccoli was 3.1 lb in 1990. By 2007, this amount had risen to 5.5lb. Find the average rate of change in the consumption of broccoli from 1990 to 2007.... more

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