Tionna015 Tionna015
  • 23-01-2019
  • Mathematics
contestada

Which equation can be used to represent the statement?

Half of a number minus seven is one and five-tenths.

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altavistard
altavistard altavistard
  • 24-01-2019

Answer:

n = 17

Step-by-step explanation:

(1/2)n - 7 = 1 5/10 is the algebraic representation of that statement.

This is equivalent to n/2 - 7 = 1 5/10.  The LCD is 10; we mult. all 3 terms by 10 to clear out the fractions:

5n - 70 = 15.

Adding 70 to both sides, we get 5n = 85.

Dividing both sides of this result by 5, we get n = 17.

Next time, would you please share the answer choices.  Thank y ou.

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IJstWantedAnswers IJstWantedAnswers
  • 17-07-2020

Answer:

x/2 - 7 = 1.5

(C) on ed

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i need help with 3c+5=17