Jesse S.

Assume you have a room of 10 Facebook users and the average number of friends is 130. If one person in this room adds 50 new Facebook friends (none of whom are in the room), then what would be the... more

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Standard Form

10/10/17

put the equation in standard form with a positive x coefficient y+3=-5(x+1)

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Math

10/10/17

It takes 20 minutes to grade 2 students test. How many minutes does it take to grade tests for a class of 25?

It takes 20 minutes to grade 2 students test. How many minutes does it take to grade tests for a class of 25? How many hours is this?

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Math

10/10/17

The sides of a triangle are in the ratio 3:4:5. What is the length of each side if the perimeter of the triangle is 30 cm?

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Algebra Question Simplifying Expressions College Algebra

10/10/17

Simplify completely and arrange in descending order: (-2-x)(x^(2)-4x+1)-(x+3)(-x^(2)-2x+3)

Not sure how to simplify this.

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Word Problem, Algebra, Math

10/09/17

A tart recipe calls for 90 1/2 grams of grated cheese.

How many grams of cheese would be needed if i made one tart for each 18 people?

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World Problems

10/09/17

current salaries

Jay's salary is 2/3 of his wife's salary. In January, when they both get $2000 raises, their combined income will be $49000. What are their current salaries?

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Other

10/09/17

The larger of 2 numbers is 15 more than 3 times the smaller number. If the sum of 2 numbers is 63. find the numbers.

I need help with this word problem help please

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Word Problem Help

10/09/17

calories in a cup of sunflower seeds and rasins

Paula mixed 2 cups of sunflower seeds and 3 cups of raisins to make a snack for a hike. She figured that the mixture would provide her with 2900 calories of food energy. Find the number of calories... more

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Algebra 1

10/08/17

Write an equivalent equation by solving for y: 5x-6y=12. Can someone please help me?

Write an equivalent equation by solving for y: 5x-6y=12

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System Of Equations

10/08/17

word problems

An airplane flying into a headwind travels the 1830-mile flying distance between two cities in 3 hours. On the return flight, the airplane travels this distance in 2 hours and 30 minutes. Find the... more

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Pre Calculus

10/06/17

At the beginning of an environmental study, a forest covered an area of 1500km2 . Since then, this area has decreased by 5.1% each year. Let t be the num

At the beginning of an environmental study, a forest covered an area of 1500km2. Since then, this area has decreased by 5.1% each year.Let t be the number of years since the start of the study. Let... more

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Trigonometric Identities

10/05/17

show that 1/(1-cos x) - 1/(1+cos x)=2cosec x cot x

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Polynomials And Polynomial Functions

10/05/17

Perform the indicated operations.

(5.3z5-2.8z2+z2-1.6)+(7.2z3-0.2z2+11.1)-(7.4z5+1.7z2-5)

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Fractions

10/04/17

Word problem

Mariana wants to put 6 3/4 feet of a border across the top of a wall. She has 3 6/7 feet of border. What fraction of the project can she complete?

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Other

10/04/17

darnell uses 1 1/4 packs of beads for 10 bracelets. He wants to make 25 bracelets. How many packages does he need?

Darnell uses 1 1/4 packages of beads to make 10 bracelets. He wants to make 25 bracelets. How many packages of beads does he need?

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Perform the operations and simplify the result when possible.

If Y varies directly as x and y = 36 when x=4, find y when x=12

A certain species of fish costs $3.493.49 each. You can spend no more than no more than $30. How many of this type of fish can you buy for your aquarium?

V=1/3(pi)r(spuare)*h solve for the formula for r.

A bag of marbles contains 7 red, 12 orange, 3 blue, and 6 multi-colored marbles. What is the probability of randomly selecting a marble that is not orange?