95 Answered Questions for the topic Algrebra

Algrebra

08/08/16

multiply (x - 2)(x - 6)

Multiply Binomial 
Algrebra

08/01/16

Trillions generated

In a certain year, solar and wind energy gerneration totaled 1018 trillion BTU's.  Wind generated 55 trillion times that generated bysolar energy.  How much was generated by each source?   Solar... more

Linear Functions Homework that I don't get!!!! Please help!

I have 2 Homework questions: 1- A triangle has a height that is 4 timesas its base b. Graph the area A of the triangle as a function of a base b. Is is linear or nonlinear? increasing or... more
Algrebra

04/30/16

I need to know what % were arrested during the holidays

during 2010 163 individuals were arrested under the influence of alcohol this was a 29% increase from the numbers arrested during the same time in 2010.  How many were arrested during the holidays... more
Algrebra

04/20/16

Jack usually mows his lawn in 7 hours. Marilyn can mow the same yard in 5 hours. How much time would it take for them to mow the lawn together?

 I would appreciate some help with my math homework:)

03/19/16

Write the polynomial function that models the given situation.

A square has sides of 18 units. Squares x + 1 by x + 1 units are cut out of each corner, and then the sides are folded up to create an open box. Express the volume V of the box as a function in... more

Graph the polynomial function using a calculator.

f(x) = x^3 − 3x^2 − 10x   Determine the intercepts.   x-intercept (x, y) = (       ,      ) (smallest x-value)   x intercept (x,y) =  (       ,       )   y-intercept (x,y) =  (       ,    ... more
Algrebra

03/14/16

Solve for y

The equation is:   w = 3y-x         y   And I have to solve for y. How do I do this?  
Algrebra

02/22/16

Question in Description

The difference between two integers is 12, and their sum is 132. What are the two integers?

Among all rectangles that have a perimeter of 144. find the demensions of the one whose area is largest

I don't know how to set this up and I am needing help. My professor did not tell me how to do this nor does my book
Algrebra

02/04/16

algebra 2 question. ,maple syrup

Maple syrup worth $6.00 a gallon and corn syrup worth .80 cents a gallon are used to make a mixture worth $2.36 a gallon. How many gallons of each kind of syrup are need to make 50 gallons of the... more
Algrebra

01/14/16

4x+y=8 x+y=5

System if equations
Algrebra

10/28/15

eight years ago, cindy was twice as old as sally. right now, cindy is 5 years older then sally. find their current ages.

i have no idea how to even begin starting this problem
Algrebra

10/08/15

Two trains speed

Two trains going in opposite directions leave at the same time. Train B travels 5 mph faster than train A. In 5 hours the trains are 525 miles apart. Find the speed of each train? 
Algrebra

10/05/15

adding in acid

How much pure acid should be mixed with 6 gallons of a 50% acid solution in order to get a 70% acid solution? 
Algrebra

10/05/15

Speed of 2 trains.

Two trains going in opposite directions leave at the same time. Train B travels 15 mph faster than train A. In 3 hours the trains are 345 miles apart. Find the speed of each.
Algrebra

06/18/15

solve problem

A toy tractor sold for $231 in 1975 and was sold again in 1987 for $455. Assume that the growth in the value V of the collectors item was exponential.   Find the value K of the exponential growth... more
Algrebra

06/07/15

Pablo's Coffee Shop makes a blend that is a mixture of two types of coffee

Pablo's Coffee Shop makes a blend that is a mixture of two types of coffee. Type A coffee costs Pablo $5.50 per pound, and type B coffee costs $4.30 per pound. This month, Pablo made 153 pounds of... more
Algrebra

05/13/15

the sum of two numbrrs is 23. the first number is 3/20 of the second number. what are the numbers?

the sum of two numbers is 23. the first number is 3/20 of the second number. what are the numbers?
Algrebra

05/03/15

s=12 sqrt(4t)+10, where s represents the total sales (in thousands) and t represents the time in weeks after release.

The sales of a certain product after an initial release can be found by the equation s=12 sqrt(4t)+10, where s represents the total sales (in thousands) and t represents the time in weeks after... more
Algrebra

03/01/15

Andrea buys 4 shirts and 3 pairs of pants for $85.50. She returns the next day and buys 3 shirts and 5 pairs of pants for $115. What is the price of each pants

Andrea buys 4 shirts and 3 pairs of pants for $85.50. She returns the next day and buys 3 shirts and 5 pairs of pants for $115. What is the price of each pants and shirt?
Algrebra

02/13/15

system of equations: total value and Mixtur Problems

etch clean graghics  use some clenser that is 25% acid and a secound that is 50% acid. How many liters of each should be mixed to get 30L of a solution that is 40% acid?

02/05/15

Help #3 Volume of a cone: Exact answers in terms of pi

Find the volume of a cone with a base radius of 4ft and a height of 9ft. Write the exact volume in terms of pi , and be sure to include the correct unit in your answer.

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