SOLUTION: Use the method of substitution to solve the system of linear equations. 3a=7-b 3a=2-b __A. There is one solution. The solution is __. __B. There are infinitely many solutio

Algebra ->  Coordinate Systems and Linear Equations -> SOLUTION: Use the method of substitution to solve the system of linear equations. 3a=7-b 3a=2-b __A. There is one solution. The solution is __. __B. There are infinitely many solutio      Log On


   

Question 655527: Use the method of substitution to solve the system of linear equations.
3a=7-b
3a=2-b
__A. There is one solution. The solution is __.
__B. There are infinitely many solutions.
__C. there are no solutions.
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Hint:
3a = 7 - b
3a = 2 - b

basically says

some number = 7 - b
same number = 2 - b