09/14/16

What is the slope of the equation 3x=-y-5
It asks what the slope of the question is  
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09/13/16

Math 55 ( Algebra)
Light travels at the speed of approximately 186,000 miles per second. Write a formula that relates the number of miles (d) that the light can travel in seconds (s). How far does the light travel in... more
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09/13/16

Can you help me with figuring out the formula I need to use for this problem? (Recursive/Explicit/Something else?)
Ronny is building a Lego pyramid. The base of the pyramid has 75 blocks. Each row of the pyramid contains 2 fewer blocks than the row below it. The top row has only 1 block. How many rows are in... more
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09/12/16

Karen Johnson rode her 27 inch bike to the store is 1 mile her home. Aproximately how many rotations did johnsons bikes wheels make going to the store and back
Karen Johnson rode her 27 inch bike to the store and back. The store is 1 mile from her home. Aproximately how many rotations did johnsons bikes wheels make going to the store and back
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08/18/16

storing heating oil
a home has a tank for storing heating oil outside it is a cylinder with a radius of 4 feet and a length of 12 feet. what is the capacity of the oil tank rounded to the nearest cubic foot
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08/18/16

A jar contains exactly 6 balls : 5 red and 1 blue. if 5 balls are drawn from the jar at random all without replacement. what is probability they are all red?
A jar contains exactly 6 balls : 5 red and 1 blue. if 5 balls are drawn from the jar at random all without replacement. what is probability they are all red?
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08/18/16

Need help for this question!
A cylindrical can has a base radius of 3.4 cm.It contains a certain amount of water such that whena sphere is placed inside the can, the water justcovers the sphere. If the sphere fits exactly... more
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08/12/16

Pre cal help URGENT
Which of the following is a solution to 3tanθ=√3  ?   π/6   -π/2   π/3   π/2
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08/10/16

Simplify (4-3v(2))^2
(4-3√(2))^2
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06/23/16

you've earned 1300 points but there are 5 more days in this month. how many points a day do you need to reach your goal of 1580 points?
really need to answer this 
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06/15/16

Algebra 2 Word Problem
Mrs. Brown bought some sweets for her children. If she gave each child 6 sweets, she would have 1 sweet left. If she gave each child 7 sweets, she would need 4 more. What is the smallest possible... more
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06/07/16

The perimeter of a rectangle lot is 156 meters. The length is twice the width. What is the equation that describes this situation.
it's hard for me to process
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06/06/16

How many full-time and half-time employees work each day and how many rest?
They set a budget of $1,225,000 to pay them every year, knowing that people employed full time will received an annual salary of $35,000 and half time people will receive $17,500 per year. A town... more
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06/06/16

the zoo number 2
The Jurassic Zoo charges ?$9for each adult admission and ?$7for each child. The total bill for the 222people from a school trip was ?$1616How many adults and how many children went to the? zoo?  
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06/06/16

if a sentence is defined recursively by f(0)=2 and f(n+1) = -2f(n) +3 for n is equal to or greater than 0 then f(2) is equal to
This is very hard for me and I need help. Thank you so much for helping. 
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06/03/16

find the equation of the lines given, through the points (-2,1) and (2,5)
please show me the work as well as the solution
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05/15/16

Factoring x^4—16
The book says the answer is (x2+4) ( x-2)(x+4)    At first I thought it was simply (x2-4) then just simplfy furrther to  ( x-2)(x+4).    Why is " (x2+4) " positive and not negative?
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05/14/16

functions problem
For which values of x will the relation not be a function? R={(x2+7x, 3), (−6, 4)}
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05/12/16

Page 240 #26
Express in simplest form, noting any restrictions on the variable   (2y^2-9y+4)/(2y^2-8y) 
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05/12/16

A tee on a gold course is 335 yards to the hole. The golfer hit from the tee 275 yards and 19 degrees to the left. How far is the ball from the hole?
 A tee on a gold course is 335 yards to the hole. The golfer hit from the tee 275 yards and 19 degrees to the left. How far is the ball from the hole?
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05/11/16

y^2/9 - x^2/16=1 has focii at ?
y^2/9 - x^2/16=1 has focii at ?   a. (0.+-5) b. (+-5,0) c. (+-4,0) d. (0,+-4)
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05/10/16

what is the slope - intercept equation of the line that passes through the points (5,2) and (4,1)
Type the slope - intercept equation of the line that passes through the points (5,2) and (4,1)
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05/10/16

How much of the 85% mixture will you need to add to obtain the desired solution?
You need a 80% alcohol solution. On hand, you have a 50 mL of a 25% alcohol mixture. You also have 85% alcohol mixture.
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05/10/16

solving inequaities
3-4(3x-4)≥3(2-3x) i understand the concept but keep getting weird answers
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05/09/16

word problem
The sum of two numbers is 29. The sum of the smaller and 4 times the larger is 80. Find the numbers.
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