hahhahahha39 hahhahahha39
  • 19-09-2019
  • Mathematics
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Three times the difference of a number and 5 is equal to 12. Which of the following is the number ?

Three times the difference of a number and 5 is equal to 12 Which of the following is the number class=

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mahamahmood95
mahamahmood95 mahamahmood95
  • 19-09-2019

Answer:

the answer is D (9)

Step-by-step explanation:

3(n-5)=12

3n-15=12

add 15 on both sides

3n=27

divide both sides by 3

n=9

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