09/17/14

How do you graph the linear system and estimate the solution? x+y=-7 , 2x+y= -11
Algebra 2 problem.
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09/17/14

John has 24 apples but has 4 times more than Kate. How many apples does Kate have
Word Problem
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09/17/14

word problem
Coffee counter charges $9.00 per pound for kenyan french roast coffee and $13.00 per pound for sumatran coffee. How much of each should be used to make a 26 piund blend that sells for $11.00 per... more
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09/17/14

How do you right a standard form of the equation of the line that passes through the point (-4,5) and is parallel to the line 8x+5y=-1
This is an algebra 2 question.
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09/17/14

(Algebra) In a metal alloy composed entirely of zinc and copper, 3 of every 14 pounds in zinc.
In a metal alloy composed entirely of zinc and copper, 3 of every 14 pounds in zinc. If the alloy weighs 420 lbs, how many pounds of zinc and how many pounds of copper does it have? The amount of... more
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09/17/14

find an equation of the line is slope-intercept form passing through the given points. (-2,9) and (-5,18)
y-y1=m(x-x1)   The slope of the line is represented by the number m, while the point of the line is represented by its x- and y- coordinates x1 and y1 respectively. Using the definition of slope... more
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09/16/14

Aaron found he had twice as many dimes as nickles and nine more pennies than he had dimes. He noted that he had $3.60. How many Ps, Ns, and Ds did he have?
Ps is short for pennies, Ns is short for nickels, and Ds is short for dimes.
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09/16/14

how do u factor X squared minus 7X plus 10
I don't know how to factor or how to use the square method or diamond method for that matter. I know that the set up is X squared plus Bx plus C and that I need to find the factors of C that add up... more
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09/16/14

Juan invested $2000 in bonds and certificate of deposits bonds paid 5% and the CD's paid 4.5%If his total interest earned was $93.75how much did he invest in
Juan invested $2000 in bonds and certificate of deposits The bonds paid 5% and the CD's paid 4.5%If his total interest earned was $93.75 how much did he invest in each type?
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09/16/14

U hav 56 balls. U put 3.x as many balls into red bags as green bags. If u put same # balls into ea bag, How many balls do u pity in green bags?
John has 56 balls. He puts 3 times as many balls into red bags as he puts into greenbags. If he puts the sameof balls into each bag, how many balls does he put into green bags??
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09/16/14

what is answer
3(2p+1)+9p+2
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09/16/14

Word Problem
A person as $30,000 invested in stock A and stock B. Stock A currently sells for $40 a share and stock B sells for $90 a share. If stock B triples in value and stock A goes up 50% his stock will be... more
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09/16/14

it took 3 people 2 and 12hours to paint a room. how long would it take 5 people to paint a similar room
painting similar rooms
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09/15/14

. How many different ways can you build your pizza?
It is lunchtime and you wish to build a pizza with 1 choice of crust, 1 meat, 1 vegetable. You have the following choices: 2 types of crust, 4 types of meats, and 7 types of vegetables. How many... more
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09/15/14

How many different possible schedules can you develop using these options?
You are trying to schedule classes for next semester and wish to enroll in Math, English, Fine Arts and History. You have found 4 Math sections, 5 English sections, 6 Fine Arts sections, and 2... more
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09/15/14

In how many ways can 5 people be seated in a row?
In how many ways can 5 people be seated in a row?
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09/15/14

In how many ways can a president and vice president be selected from a club consisting of 12 people?
In how many ways can a president and vice president be selected from a club consisting of 12 people? (Assume that theses 2 positions cannot be occupied by the same person)
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09/15/14

A firm wants to assign its employees ID numbers that have say x digits each. If a firm has 800 employees, what is the smallest number of digits
A firm wants to assign its employees ID numbers that have say x digits each. If a firm has 800 employees, what is the smallest number of digits (that is, the smallest x) that the firm can use for... more
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09/15/14

Graph plotting word problem
Courtney plotted a point (x,y) where the absolute value of x is 2 times the absolute value of y and the x-value is 18 less than the y-value. What point did Courtney plot? Explain
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09/15/14

How many ways can 6 people be seated in a row, if Ruth must be seated in the first chair?
How many ways can 6 people be seated in a row, if Ruth must be seated in the first chair?
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09/15/14

In how many ways can 10 questions on a True-False test be answered?
In how many ways can 10 questions on a True-False test be answered?
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09/15/14

One half of a number increased by 16 is four less than two thirds of the number.Find the number.
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09/15/14

How many different 4-letter radio station call codes are possible if each code must begin with K or W and no letter can be repeated?
How many different 4-letter radio station call codes are possible if each code must begin with K or W and no letter can be repeated? Example: WABC, KABC, or WABK
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09/15/14

Solve the system
4x1+x2=-3 8x1+2x2=-6   x1= x2=  
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09/07/14

If x+y=12 and x-y=1/3, then x^2-y^2=
a. 36 b. 16 c. 8 d. 4 e. 2
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