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3 years ago

A number n decreased by 18 is 3

Mathematics

2 answers:

aleksandrvk [35]3 years ago

6 0

Answer:

-36

Step-by-step explanation:

Nuetrik [128]3 years ago

4 0

Answer:

Step-by-step explanation:

A number n decreased by 18 is 3

This can be though of as:

N subtracted by 18 equals 3

And put into a solvable form:

N-18=3

Now lets solve for N:

N-18=3

+18 +18

N=21

So this is your answer!

Hope this helps!

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Which expressions are equivalent to 12x - 6?

iren2701 [21]

<h3>Answer</h3>

B and E

<h3>Explanation</h3>

A) It's wrong because

$- 6 \times (2x - 1) = - 12x + 6$

B) It's right because

$6 \times (2x - 1) = 12x - 6$

C) It's wrong because

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D) It's wrong because

$- 6x \times (2x - 1) = - 12 {x}^{2} + 6$

E) It's right because

$- 6 \times ( - 2x + 1) = 12x - 6$

F) It's wrong because

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3 years ago

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Answer:

Step-by-step explanation:

Because once you know the unknown you can plug it into the equation so now its 11-10 which equals 1

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3 years ago

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Kay [80]

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3 years ago

What is the mean of 65.9, 80.8, 60.8, 46.5, and 64.3

vladimir2022 [97]

Answer:

63.66

Step-by-step explanation:

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3 years ago

CAN SOMEONE HELP ME WITH THIS PLEASE AND THANK YOU.

Mariana [72]

Answer:

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Step-by-step explanation:

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Change the mixed number to an improper fraction

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