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Zielflug [23.3K]
3 years ago
6

20 brainly pointss!!!

Mathematics
2 answers:
slamgirl [31]3 years ago
7 0

Answer:

dang it i just had the answer

Step-by-step explanation:

Lerok [7]3 years ago
3 0

Answer:

A and B

Step-by-step explanation:

we have:

A: 2x-3y=6

-3y=-2x+6

3y=2x-6

y=2x-6/3

y=2/3x-2

so the slope here is 2/3

B: 3x-2y=-9

-2y=-3x-9

2y=3x+9

y=3/2x+9/2

so the slope here is 3/2

in C the slope is -32 and in D it's 23

perpendicular lines can be known using the rule:

slope (first line)=-1/slope (second line)

2/3= -1 over 3/2

so A and B are the two perpendicular lines

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A common approach to keeping a record of each customer's account receivable is to use a subsidiary accounts receivable ledger.a.
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Answer:

True

Step-by-step explanation:

The given statement is true as a common approach to keeping a record of each customer's account receivable is to use a subsidiary accounts receivable ledger. An account's receivable subsidiary ledger  is an accounting ledger that shows the transaction and payment history of each customer to whom the business extends credit.

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2 years ago
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Five more than a number tripled is half the number. What is the number?
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The equation:
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3 years ago
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A brick is in the shape of a rectangular prism with a length of 8 inches, a width of 3.5 inches, and a height of 2 inches. The b
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The mass of brick is 2478 gram

<em><u>Solution:</u></em>

A brick is in the shape of a rectangular prism with a length of 8 inches, a width of 3.5 inches, and a height of 2 inches

Length = 8 inches

Width = 3.5 inches

Height = 2 inches

<em><u>The volume of rectangular prism is given as:</u></em>

volume = length \times width \times height

volume = 8 \times 3.5 \times 2\\\\volume = 56

Thus volume of brick is 56 cubic inches

<em><u>Convert inches to centimeter</u></em>

1 inch = 2.54 centimeter

Therefore,

56 cubic inches = 56 x 2.54 x 2.54 x 2.54 cubic centimeter

56 cubic inches = 917.676 cubic centimeter

Thus, we get,

volume = 917.676 cubic centimeter

The brick has a density of  2.7 grams per cubic centimeter

Density = 2.7 grams

<em><u>The mass of brick is given by formula:</u></em>

mass = density \times volume

<em><u>Substituting the values we get,</u></em>

mass = 2.7 \times 917.676\\\\mass = 2477.724 \approx 2478

Thus mass of brick is 2478 gram

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3 years ago
at cheng's bike rentals, it costs $21 to rent a bike for 6 hours. how many dollars does it cost per hour of bike use?
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2 years ago
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