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marta [7]
3 years ago
10

XZ=n, WZ=2x-5, and the perimeter of ΔXWZ is 20. What is the value of n?

Mathematics
1 answer:
Sergio039 [100]3 years ago
3 0

Answer:

d.

Step-by-step explanation:

Since it's an isosceles triangle, WX=WZ= 2n-5

Perimeter = n + (2n-5) + (2n-5)

= 5n - 10

The Perimeter is given to be 20

5n - 10 = 20

5n = 30

n = 6

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3 years ago
Divide 24xy²z³ by 6yz²​
liberstina [14]

Answer: 4xyz

Step-by-step explanation:

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3 years ago
if it takes 3 cups of sugar and 4 1/2 cups of flour for the recipe how many cups of flour for 4 cups of sugar
Vitek1552 [10]

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Step-by-step explanation:

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8 0
3 years ago
A washer and a dryer cost $770 combined. The washer costs $70 more than the dryer. What is the cost of the dryer?
vazorg [7]
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w + d = $770,
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8 0
3 years ago
Martin says that f(x)=2(4)^x starts at 4 and has a constant ratio of 2. What error did Martin make? Explain.
grigory [225]

Answer:

A general exponential equation is written as:

f(x) = A*(r)^x

Where:

A is the initial value, this is the value that the function takes when x = 0.

r is the rate of growth

x is the variable.

In this case, the function is:

f(x) = 2*(4)^x

The initial value is:

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The initial value is 2.

And the rate of growth is 4.

So Martin seems to mixed these two values (he said initial value = 4, and rate  = 2, which is the opposite of what we found)

8 0
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