kaylatawadrous kaylatawadrous
  • 03-02-2017
  • Mathematics
contestada

Twice the difference of a number and five is equal to three times the sum of the number and seven

Respuesta :

sawahli
sawahli sawahli
  • 07-02-2017
2(n-5)=3(n+7)
2n - 10= 3n +21
-10 - 21 = 3n- 2n
n=-31
Answer Link

Otras preguntas

In which ancient civilization did the sport of cucj originate
Which of the following best exemplifies someone fulfilling their civic duties to their country? A. a citizen who protests a company’s violation of freedom of sp
A transformer is a device that increases or decreases voltage. t/f
Can you elaborate on the reason an author would use a motif? to create a recurring image or theme within the text to create a general feeling or attitude towar
Find the dimensions of a rectangle with an area of 100 square feet that has the minimum perimeter.
The ____ provides a computerized index of stolen art and cultural property as reported to the fbi by law enforcement agencies throughout the united states and i
Why was the Reapportionment Act of 1929 passed?
which type of strength training uses machine-generated forces to increase muscular strength and endurance
If a school policy maker wanted to learn what expectations must be met to receive funding from H.R.5, what titles would that person look under? Select all that
What is a primitive? A. A simple 2-D object such as a rectangle or circle B. A simple 3-D object such as a cube, cylinder, or sphere C. A rectangle D. A sphe