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EleoNora [17]
2 years ago
10

Simplify the variable expression below as much as possible. 3x + 2y + 5-3

Mathematics
1 answer:
agasfer [191]2 years ago
8 0

Answer:

3x+2y+2=0

3x=-2y-2

x=-(2y+2)/3

Step-by-step explanation:

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The function y = x 2 – 4x + 8 approximates the height, y, of a bird, and its horizontal distance, x, as it flies from one fence
Alla [95]

Answer:

Exterme Value: (2,4).

The bird reaches its minimum height which is 4ft affter covering a horizontal distance of 2 ft.

Step-by-step explanation:

The given function is y=x^2-4x+8.

We add and subtract the square of half the coefficient of x.

y=x^2-4x+(-2)^2-(-2)^2+8.

The first three terms form a perfect quadratic trinomial.

y=(x-2)^2+4.

This function is now written in the form y=a(x-h)^2+k, where (h,k) is the extreme value(vertex).

The extreme value or the vertex is (2,4).

Interpretation:

The bird reaches its minimum height which is 4ft affter covering a horizontal distance of 2 ft.

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3 years ago
3. If a + b = C, which of the following statements is true?
poizon [28]

Answer:

first one

Step-by-step explanation:

a + b = c

subtract a from both sides

b = c - a

or

c - a = b

5 0
3 years ago
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For every 14 ice cream cones you buy, you get 2 for free.how many cones will you get if you buy 56 cones
lianna [129]
Divide 56/14=4. That means that there are 4 14ns since you will get 2 for every 14 cones. Thay means that you will get 8 cones for free.
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What is the circumference of a circle whose radius is 13?
Inessa05 [86]

Answer:

Circumference, C = 81.68 units

Step-by-step explanation:

Given that,

The radius of the circle, r = 13 units

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C=2\ \pi r

C=2\ \pi \times 13

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So, the circumference of the circle is 81.68 units. Hence, this is the required solution.

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Answer:

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Step-by-step explanation:

I hope this helps if it does can i get brainlist

3 0
2 years ago
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