how many half gallons did the store buy if they made a profit of $52.40 ? Mathematics Assignment Help. how many half gallons did the store buy if they made a profit of $52.40 ? Mathematics Assignment Help.
$2.90
13
$3.96
?
how many half gallons did the store buy if they made a profit of $52.40 ? Mathematics Assignment Help[supanova_question]
GaussJordan elimination method (show work) Mathematics Assignment Help
Solve the system of linear equations using the GaussJordan elimination method.
2x  +  y  −  2z  =  −1 
x  +  3y  −  z  =  −8 
3x  +  4y  −  z  =  3 
Find x, y, z
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QueryByExample (QBE) Programming Assignment Help
Can someone explain QueryByExample (QBE)?
Just a sentence or 2.
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Which of these lines passes through the point (1,1) and has a slope of 3? Mathematics Assignment Help
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Identify the equation for the graph shown. Mathematics Assignment Help

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GaussJordan elimination method (show work) Mathematics Assignment Help
Solve the system of linear equations using the GaussJordan elimination method.
2x  +  10y  =  −1 
−6x  +  8y  =  22 
Find x and y
GaussJordan elimination method (show work) Mathematics Assignment Help[supanova_question]
Formulate a system of equations for the situation below and solve: Mathematics Assignment Help
A manufacturer of womens blouses makes 3 types of blouses: sleeveless, shortsleeve & longsleeve. The time (in min) required by each depart to produce a dozen blouses of each type is shown in the following table
Sleeveless  Short Sleeve 
Long Sleeve 


Cutting  9  12  15 
Sewing  22  24  28 
Packaging  6  8  8 
The cutting, sewing & packaging departments have available a max of 66, 136 & 40 laborhours, respectively, per day. How many dozens of each type of blouse can be produced each day if the plant is operated at full capacity?
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Formulate a system of equations for the situation below and solve: Mathematics Assignment Help
In a survey of 1000 adults aged 18 and older, the following question was posed: “Are other travelers’ online reviews trustworthy?” The participants were asked to answer “yes,” “no,” or “not sure.” The survey revealed that 370 answered “no” or “not sure.” It also showed that the number of those who answered “yes” exceeded the number of those who answered “no” by 340. What percentage of respondents answered “yes,” “no,” and “not sure”?
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Formulate a system of equations for the situation below and solve: Mathematics Assignment Help
Formulate a system of equations for the situation below and solve:
Cantwell Associates, a real estate developer, is planning to build a new apartment complex consisting of onebedroom units and two and threebedroom townhouses. A total of 204 units is planned, and the number of family units (two and threebedroom townhouses) will equal the number of onebedroom units. If the number of onebedroom units will be 3 times the number of threebedroom units, find how many units of each type will be in the complex. (One bedroom units, Two bedroom townhouses & Three)
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GaussJordan elimination method (show work) Mathematics Assignment Help
Solve the system of linear equations, using the GaussJordan elimination method. (If there is no solution, enter NO SOLUTION. If there are infinitely many solutions, express your answer in terms of the parameters t and/or s.)
x  −  3y  =  3 
6x  −  18y  =  18 
2x  −  6y  =  6 
Find x and y
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