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

Which equation below represents a proportional relationship A) Ax+By=C B) y=mx+b C) y=10 D) y=kx
You want to buy a $33,000 car. The company is offering a 5% interest rate for 60 months (5 years). What will your monthly payments be?
Which examples correctly use colons? Select two options. I need to buy: milk, eggs, and bacon. To whom it may concern: These islands are on the tour: Aruba
The points -5,2 and -5,8 lie on a circle with a radius of 3. Find the center of the circle.
This lesson makes a distinction between theme and what other literary term (for which theme is often confused)? A. denouement B. motif C. mood D. meter
At the toy store you could get 2 board games for $8.36. Online price for 3 board games is $12.84. Which place has the lowest price for a board game
Identify patterns in the effects of white settlers' westward expansion on other cultures
What was mao zendongs 1966 program to rid China of anti-communist influences called
Plz explain this.Brainliest
How many centimeters are in 13 meters