arosa7281 arosa7281
  • 18-09-2016
  • Mathematics
contestada

9(n+3)=7n-3 Help Me Find "X"

Respuesta :

galoctopus
galoctopus galoctopus
  • 18-09-2016
9(n+3)=7n-3

1) distribute 9 into (n+3)

9n+27=7n-3

2) subtract 7n on both sides

2n+27=-3

3) subtract 27 on both sides

2n=-30

4) divide by 2

n=-15
Answer Link
samquexn
samquexn samquexn
  • 18-09-2016
9n+27= 7n-3

9n-7n=-3 -27

2n=-3-27

2n= -30

n=-30÷2

n= -15
Answer Link

Otras preguntas

why might a roman historian like ammianus want to compare the huns to "unthinking animals"
Imhotep - This movie stars Brendan Fraser and Rachel Weisz.Whose grave is being excavated in the 1999 film, The Mummy? a. Khufu b. Nefer c. Imhotep d. Ramesses
On a double bar graph, all the bars have the same style and color. True False
How did the labor shortage caused by the plague affect the economies of Western Europe?
Original price: $65.00 markdown: 12%
how to choose an appropriate unit for measurement
Alan, Gil, and Deb's point score in a video game was in the ratio 2:3:4. Deb scored 114,400 points. A. How many points did Gil score? B. How many points did the
Which is an advantage of speaking? A. You can receive instant feedback from your audience. B. You can take the time to organize your thoughts. C. You can keep a
Imagine that a friend asks you for investment advice. He has $10,000 to invest and he has about 35 years before he will be ready for his financial goal of early
What is the first step in estimating 56x27