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yaroslaw [1]
3 years ago
6

The equation of line a is y=3/4x-3 If line b runs parallel to line a and passes

Mathematics
1 answer:
katen-ka-za [31]3 years ago
5 0

Answer:

y = -4/3 x - 1/3

Step-by-step explanation:

y = -4/3 x + b

5 = -4/3 (-4) + b

15 = 16 + 3b

b = -1/3

y = -4/3 x - 1/3

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What will it cost to tile a rectangular floor measuring 280 feet by 27 feet if the tile costs $11 per square foot. Round to the
lawyer [7]

Answer:

687

Step-by-step explanation:

First, we want to find the area of the rectangle.

The formula is length times width, so it is 27*280, which equals 7560. We divide this by 11 to get 687.27272727.....(repeating)

The answer is 687.

7 0
3 years ago
Jarron has a piece of chalk tied to the end of a
solniwko [45]

Answer: A 24 cm piece of string is cut into two pieces , one piece is used to form a circle and the other piece is used to form a square.

How should this string be cut so that the sum of the areas is a minimum .

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Let x = the circumference of the circle

then

(24-x) = the perimeter of the square

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Find the area of the circle

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2*pi*r = x

r =  

Find the area of the circle

A =  

A =  

A =  sq/cm, the area of the circle

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Find the area of the square

A =  sq/cm the area of the square

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Min occurs when x=10.6 cm

cut string 10.6 cm from one end

Step-by-step explanation: Hope I help out alot (-: :-)

8 0
3 years ago
Read 2 more answers
Find the increase in price of a single piece of design, when crafts design price is increased by 45% which makes a buyer to buy
Volgvan

Answer: Original price = $43.10, Increase = $19.40, Final price = $62.50

<u>Step-by-step explanation:</u>

Let x represent the original price, then

8x(1.45) < $500

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x < $43.10

Increase is 0.45x

0.45($43.10)

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8 0
4 years ago
Please help with question :`D
olga55 [171]

Answer:

5.29 * 10^-5 is written as scientific notation.

For example:

9200 ---> 9.2 * 10³

123000 ---> 1.23 * 10^{5}

8640000 --->  8.64 * 10^6

where first number/letter should be between 1 - 10.

4 0
2 years ago
What ratio forms a proportion with 8/36 ? <br> a. 1/4 <br> b.6/27<br> c.7/30 <br> d.2/7
Vaselesa [24]
6/27 bc (6/27)=(8/36)= 216/216= they are the same or 2/9=6/27=8/36
7 0
3 years ago
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