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AnnZ [28]
3 years ago
8

ABC is similar to DEF. Find the length of

Mathematics
1 answer:
Helen [10]3 years ago
4 0

Answer:

x=15

Step-by-step explanation:

You need to do proportions.

Since 16/12 = 1.3333333333333333333,

than you need to divide 20 by 1.323333333, so 20/1.3333333333333= 15

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Quickly solve (x+7)2=121, for x. Graph the solution on a number line.
asambeis [7]

Answer:

The value of the x is 53.5 or x=53.5

Step-by-step explanation:

Given data in the question:-      

(x+7)2=121

We have to find the value of x.

Solution:-        

(x+7)2=121\\=>2x+14=121\\=>2x=121-14\\=>2x=107\\=>x=107/2\\=>x=53.5\\

Hence the answer is 53.5

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3 years ago
Write a real-world situation that could be modeled by the equation 500 + 250x = 300x
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Answer:

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Step-by-step explanation:

See attachment for step by step :)

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3 years ago
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3 years ago
What is the base for the expression -6 to the power of 4
natima [27]

For this case we have that by definition it is fulfilled:

a ^ b

Where:

a: It is the base

b: It is the exponent

So, if we have the following expression:

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Answer:

-6: It is the base

4: It is the exponent

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