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Black_prince [1.1K]
3 years ago
15

Please Help!!!

Mathematics
1 answer:
astraxan [27]3 years ago
8 0
1) s - | -4 | = 7.3 

First, simplify | -4 | to 4. / Your problem should look like: s - 4 = 7.3 . 
Second, add 4 to both sides. / Your problem should look like: s = 7.3 + 4.
Third, simplify 7.3 + 4 to get 11.3. / Your problem should look like: s = 11.3, which is your answer.

2) p + \frac{1.6}{-0.4} = -12

First, simplify \frac{1.6}{-0.4} to - \frac{1.6}{0.4} . / Your problem should look like: p + - \frac{1.6}{0.4} = -12.
Second, simplify \frac{1.6}{0.4} to 4. / Your problem should look like: p - 4 = -12.
Third, add 4 to both sides. / Your problem should look like: p = -12 + 4.
Fourth, simplify -12 + 4 to -8. / Your problem should look like: p = -8, which is your answer. 





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F(x)= 13,500 .89x, is this growing or decay
Oksanka [162]
I hope and think it’s 12015
Because this what I did I (.89)x
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8 0
4 years ago
The diameter of a circle has length 12. The center is at*(-5, 2). Give the equation
labwork [276]

Answer:

Equation of the circle is : x^{2} + 10x + y^{2} -4y -7 =0

Step-by-step explanation:

Let us consider the image attached in the answer area.

The center<em> O</em> has the co-ordinates i.e. <em>(-5,2)</em> and the diameter given is <em>12 units</em>.

We know that radius is half of diameter.

\text{Radius = }\dfrac{\text{Diameter}}{2}

\text{Radius = }\dfrac{12}{2}\\\Rightarrow \text{Radius = 6units}

The equation for circle given the center and radius, can be represented as:

(x-a)^{2}+ (y-b)^{2} = r^{2}

Where <em>(a,b)</em> is the co-ordinate of center and <em>r</em> is the radius.

Let us consider the following formula:

(p+q)^2 = p^{2}+ q^{2} +2pq\\(p-q)^2 = p^{2}+ q^{2} -2pq

(x-(-5))^{2}+ (y-2)^{2} = 6^{2}\\\Rightarrow (x+5)^{2}+ (y-2)^{2} = 36\\\Rightarrow x^{2} + 25 + 10x +y^{2} + 4-4y=36\\\Rightarrow x^{2} + 10x +y^{2} -4y-7=0

Hence, Equation of the circle is : x^{2} + 10x + y^{2} -4y -7 =0

4 0
3 years ago
What is the value of x in the figure below?
Leviafan [203]
180-115=65
65+70=135
180-135=45

SO C.45
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3 years ago
Which of the following illustrates the Distributive Property of Multiplication over addition? A. a . b = b . a B.c(-3) + c(d) =
inessss [21]

Answer:

A.

Step-by-step explanation:

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5 0
4 years ago
Read 2 more answers
Since 1965, U.S. quarters have been made
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The answer is 29.4 grams.
How to solve:

1. Convert $15 to quarters. You can do this by multiplying 15 by 4. You use 4 because 4 quarters equal to $1. This will equal to 60 quarters.

2. Multiply both 5.76 and 6.25 by 60 to find the weight of $15 in quarters for today and before 1965.
Today: 5.76 g x 60 = 345.6 grams
Before 1965: 6.25 g x 60 = 375 grams

3. Now that you have the weight of quarters for both time periods, subtract! 375 grams - 345.6 grams = 29.4 grams
6 0
3 years ago
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