christian584 christian584
  • 11-09-2018
  • Mathematics
contestada

13=x-7 is the anwser 20=x

Respuesta :

cmoreno511 cmoreno511
  • 11-09-2018

13=x-7 13+7=x 20=X  To check you substitute  13=20-7 13=13  You are correct

Answer Link

Otras preguntas

Moon Questions? (diagram attached)1. Approximately how many nights during the month would an observer be able to witness a waxing gibbous phase?2. A full moon o
what was the german enlightenment?
what is a 'light at the end of the tunnel'?
how do i say have a nice day in Spanish
8=56 7=42 6=30 5=20 3=?
Express the set in roster form.{x|x is an integer greater than -6}
9x^2+5x-1=0 use quadratic formula to solve for x
how do i say have a nice day in Spanish
how many tenths are in 15.03
what are the effects of convection currents in our surroundings?