SOLUTION: Use the method of substitution to solve the system of linear equations. 3a=7-b and 3a= 5-b. There is one solution. What is the solution?

Algebra.Com
Question 1002534: Use the method of substitution to solve the system of linear equations. 3a=7-b and 3a= 5-b. There is one solution. What is the solution?
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
Use the method of substitution to solve the system of linear equations. 3a=7-b and 3a= 5-b. There is one solution. What is the solution?
------
3a = 7-b
3a = 5-b
-----
Substitute for "3a" to get:
7-b = 5-b
Note: That is a contradiction.
There is no solution.
----------
Cheers,
Stan H.
------------

RELATED QUESTIONS

Use the method of substitution to solve the system of linear equations. 3a=7-b 3a=2-b (answered by jim_thompson5910)
use the method of elimination to solve the system of linear equations. 3a = 7 - b 3a... (answered by MathLover1)
use the method of substitution to solve of linear equations 3a=5-b, 3a=... (answered by tommyt3rd)
Use the method of substitution to solve the system of linear equations. 3a=4-b... (answered by MathLover1)
1) Use the method of substitution to solve the system of linear equations 3x-y=5... (answered by MathLover1)
3a=2-b 3a=4-b use the substitution method to solve the linear... (answered by jim_thompson5910)
Please help me solve the system of equation by the substitution method: {{{3a-b=7 and... (answered by josgarithmetic,MathTherapy)
Use the method of substitution to solve the system of linear equation 5a=3-b 5a=7-b (answered by richwmiller)
Use the method of substitution to solve the system of linear equations. 6a=5-b... (answered by Alan3354)