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

What does the expression courtship evolved into dating mean? 1: After a pair courted for a while, then they began to date 2: people stopped courting and starte
Which number line represents the solution to the inequality 114x10 ? Please help me on this one :(
Lucas is planning to attend a state university and qualifies for financial aid. Which of the sets below can Lucas apply for solely based on his financial need?
Rayya company purchases a machine for $105000 on january 1, 2019. Straight-line depreciation is taken each year for four years assuming a seven-year life and no
HELP ITS DUE TOMORROW AND I HAVE NO IDEAS!!!!
2p<6 i need help plsss i need it before 9:30
You decided to get ice cream with your friends after school. The ice cream cost $4 and each topping is $1. What is your slope?
what to write for a composition of Animal Farm?
pls help ill give branliest
how to reload ingenuity when a pulsating blue thing is there