Seudónimo Seudónimo
  • 25-05-2017
  • Mathematics
contestada

Use Substitution to solve the system of equations. c+b=12 2b-3c=1 1/2

Respuesta :

joyapease
joyapease joyapease
  • 04-06-2017
4b - 6c = 11
c + b = 12
4c + 4b = 48
10c = 39
c = 3.9
b = 12 - 3.9
b = 8.1

Answer Link

Otras preguntas

Which electron configuration represents the distribution of electrons in a potassium atom in state ground
How many liters of nh3 are needed to react completely with 30.0 l of no (at stp)? 4nh3(g) + 6no(g) → 5n2(g) + 6h2o(g)?
The map above is a climate map of the Middle East. Which of these answers best describes the characteristics of the areas colored in light yellow (Letter A)? A.
A baby elephant weighs 250 pounds on Earth. How much would this elephant weigh on Saturn? Give your answer in newtons (4.48 newtons = 1 pound).
differences between practical and speculative principles
How many five-digit numbers can be formed using the digits 1, 2, 3, 4, 5, 6, 7, and 8? repeated digits are allowed?
How, in naím's view, has globalization affected violence?
What work of science has surprised, unsettled, or challenged you, and in what way?
During an autopsy, all organs are removed from the body, weighed, and examined for any damage that might reveal information about the cause of death. a. True
Ken has a bacterial infection with inflammation. what type of wbc increases in number first to help him fight the infection? which wbc arrives second to help?