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

A reticulocyte count indicates that 5% of Tyler's red blood cells were reticulocytes. His blood test also indicated he had polycythemia and a hematocrit of 65%.
6. Which pair of points has a positive slope?
Help me pls in question 7!!!
PLEASE HELP: p(t)=1.8^t Identify the initial amount "a" and the rate of growth "r" (as a percent) of the exponential function. Evaluate the function when t = 5.
2 Zn + O2 → 2 ZnO How many moles of zinc are needed to make 6 moles of zinc oxide? A FULL STEP EXPLANATION WILL BE APPRECIATED
Pharmaceutical companies are selling billions of dollars' worth of single-enantiomer drugs. Why might it be important to use only one form of an enantiomer?
As many as one-half of _____ in the United States have a deficiency of alcohol dehydrogenase, so they react quite negatively to even a modest intake of alcohol.
A junior administraotor comes to you in a panic. After looking at the log files, he has become conviced that an attacker is attempting to use a duplicate IP add
Is my answer correct? --> tell me why i'm wrong with details and explanation if it's necessary!!!
Which expression is equivalent to 7(a+2) when a=6? 7(6) 9(6) 7(6)+2 7(6)+14