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My name is Ann [436]
3 years ago
8

Simplify the following:

Mathematics
1 answer:
Charra [1.4K]3 years ago
5 0
1) 4x + 5
2) 14w2 - 4w
3) -x + 19
4) 19x - 16
5) -x2 - x
6) 11a2b - 12ab2
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Whats the answer to this
dybincka [34]

Answer:

16 Units.

Step-by-step explanation:

Given:

  • AC = 2 (x-3)
  • BD = x + 5

THIS CASE ⇒ AC = BD

⇒ Substitute the values

2 (x - 3) = x + 5

⇒ Clear the value of x

2x - 6 = x + 5

2x - x = 5 + 6

x = 11

⇒ Substitute the value of x in any of the equations

11 + 5 = 16

⇒ Length of each diagonal is 16 units.

5 0
2 years ago
Read 2 more answers
Suppose the value of a car depreciates 8% every year. To the nearest dollar, what will a car that cost $23,995 be worth after 5
Vanyuwa [196]

Answer:

<em>The car will worth $15815 after 5 years.</em>

Step-by-step explanation:

The formula is:    A=P(1+r)^t, where P = Initial cost, A = Final cost,  r = Rate of change in cost per year and  t = Number of years.

Here, P= 23995, t= 5

and r= 8\%=0.08

As here the <u>value of the car depreciates every year, so we need to plug the value of r as negative</u>. So, r=-0.08

Now plugging the above values into the formula, we will get.....

A=23995(1-0.08)^5\\ \\ A=23995(0.92)^5\\ \\ A=15814.6611... \approx 15815

<em>(Rounded to the nearest dollar)</em>

So, the car will worth $15815 after 5 years.

8 0
3 years ago
Given the function with f(3) = 127 and f(1) = 95, determine the rate of change over the interval 1 &lt;3 &lt;3
Sonbull [250]

Answer:

When we have a function f(x) = y.

The rate of change between a and b (where a < b) is:

R = (f(b) - f(a))/(b - a)

In this case:

b = 3

a = 1

f(3) = 127

f(1) = 95

R = (127 - 95)/(3 - 1) = 16

The rate of change in that interval is 16.

3 0
4 years ago
The two triangles are similar. What is the value of x? Enter your answer in the box.
ra1l [238]

Just took the test and got the the correct answer *\(♡°▽°♡)/*

Look at the image down below!!


5 0
3 years ago
Read 2 more answers
Serena is trying to become more environmentally conscious by making her own cleaning products. She researches different cleaners
astra-53 [7]
56 is the right answer
4 0
3 years ago
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