# 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. how many half gallons did the store buy if they made a profit of $52.40 ?​ Mathematics Assignment Help. A grocery store bought ice cream for$2.90

per half gallon and stored it in two freezers. During the night, one freezer malfunctioned and ruined

13

half gallons. If the remaining ice cream is sold for

$3.96 per half gallon, how many half gallons did the store buy if they made a profit of$52.40

?

how many half gallons did the store buy if they made a profit of \$52.40 ?​ Mathematics Assignment Help[supanova_question]

## Gauss-Jordan elimination method (show work) Mathematics Assignment Help

Solve the system of linear equations using the Gauss-Jordan elimination method.

 2x + y − 2z = −1 x + 3y − z = −8 3x + 4y − z = 3

Find x, y, z

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## Query-By-Example (QBE) Programming Assignment Help

Can someone explain Query-By-Example (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

 A) B) C) D)

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## Identify the equation for the graph shown. Mathematics Assignment Help

 A) y = x – 4 B) y = 5x – 2 C) y = 3x – 6 D) y = 2x – 5

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## Gauss-Jordan elimination method (show work) Mathematics Assignment Help

Solve the system of linear equations using the Gauss-Jordan elimination method.

 2x + 10y = −1 −6x + 8y = 22

Find x and y

Gauss-Jordan 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, short-sleeve & long-sleeve. 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 66136 & 40 labor-hours, 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 one-bedroom units and two- and three-bedroom townhouses. A total of 204 units is planned, and the number of family units (two- and three-bedroom townhouses) will equal the number of one-bedroom units. If the number of one-bedroom units will be 3 times the number of three-bedroom units, find how many units of each type will be in the complex. (One bedroom units, Two bedroom townhouses & Three)

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## Gauss-Jordan elimination method (show work) Mathematics Assignment Help

Solve the system of linear equations, using the Gauss-Jordan 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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