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Yuri [45]
3 years ago
15

15 less than a number tripled is equivalent to the difference of the same number and 12

Mathematics
1 answer:
Nitella [24]3 years ago
4 0

Step-by-step explanation:

x = number

3x - 15 = (x - 12)×-4 or (12-x)×-4

3x - 15 = -4x + 48 or -48 + 4x

7x = 63, x = 9 or

33 = x

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I bought a carpet for my bedroom. The length of the carpet was 6 ft. The width was 12 ft. How many square feet is my carpet?
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72 square feet

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3 years ago
A person is walking at a rate of 9 feet every 4 seconds.(b) Given the rate in (a), how far would this
Crank

Answer:

2.25 feet

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Step-by-step explanation:

Given that the person travels 9 feet every 4 seconds, it means that in one second, the distance walked

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If the person walks 2.25 feet in a second then in 14 seconds, the distance walked

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8 0
3 years ago
How do you write an equation of a line that passes through (4,3) and has a slope of 2?
lana66690 [7]

Answer:

y = 2x - 5

Step-by-step explanation:

y-intercept form is y = mx + b, where m is the slope and b is the y-intercept. We know the slope is 2, so all that's left is to find the y-intercept. To do this, for every 1 we subtract from x in (4,3), we take away 2 from y because the slope is two. We keep doing this until x is zero. The remaining y-value is the y-intercept.  

5 0
3 years ago
Read 2 more answers
What is the surface area (in square meters) of a box with length of 3 m, width of 4 m and a height of 2 m? Round to the nearest
djyliett [7]

Answer:

C) 52

Step-by-step explanation:

=  2x 4x  3x  2x  3x  2x  4

Hope this helps!

4 0
3 years ago
How would I find the answer for 4 and 5? Brainiest answer for the most help
tankabanditka [31]

 for number 5, you take the area of the area of the fountain, which is pi * radius squared. this is equivalent to 3.14 * 4^2. then to simplify I made it 3.14 times 16 and then got the answer of 50.24. Then you take the area of the fountain plus the path, which makes the diameter 9.5 divide that by 2 to get the radius, which is 4.75. pi * 4.75^2 is about 70.85. then you subtract the two(70.85-50.24) to get 20.61. since its 10 dollars per square meter, you multiply 20.61 by 10 to get 206.10 dollars. That is your answer.


5 0
3 years ago
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