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Shalnov [3]
3 years ago
7

A number is doubled and then the product is increased by 6. This sum is then multiplied by -3, and the result is 54 greater than

three times the opposite of the number. What is the number? *
Mathematics
2 answers:
34kurt3 years ago
8 0

Answer:

  • -24

Step-by-step explanation:

Let the number be x

<u>Then we have the equation</u>

  • (2x + 6)*(-3) = -3x + 54
  • -6x - 18 = -3x + 54
  • 6x - 3x = -18 - 54
  • 3x = -72
  • x = -72/3
  • x = - 24
FinnZ [79.3K]3 years ago
5 0
<h2><u>S</u><u>o</u><u>l</u><u>u</u><u>t</u><u>i</u><u>o</u><u>n</u><u> </u></h2>

let the number be "x" .

now according to the given question ;

  • (2x+6)×(-3)=-3x +54
  • -6x -18 = -3x + 54
  • 6x - 3x = -18-54
  • 3x = -72
  • x = -72/3
  • x = -24
<h2 /><h2>The required answer is -24 .</h2>
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3 years ago
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1 year ago
A triangle has side lengths of x, x+11, and 3x+5.
horrorfan [7]

Answer:

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Step-by-step explanation:

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3 0
3 years ago
CAN SOMEONE PLS HELP ME WITH BOTH OF THESE QUESTIONS
dusya [7]

The amount in the new checking account is 600 dollars

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<h3>How to find the amount in the checking account?</h3>

She had 1000 dollars in her checking account. she had a loan of 800 dollars to pay.

After paying her loan form her checking account the balance of the loan reduce to half.

Therefore, she paid 800 / 2 = 400 dollars for her loan

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<h3>How to find value of an operation?</h3>

a α b = ab - a + b

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Therefore,

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8 0
2 years ago
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Answer:

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(plz give brainliest)

4 0
3 years ago
Read 2 more answers
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