SOLUTION: can you help solve this problem:
Solve the linear systems of equations using the elimination or addition/multiplication method
9a+2b=10
9a-2b=8
Algebra.Com
Question 187269: can you help solve this problem:
Solve the linear systems of equations using the elimination or addition/multiplication method
9a+2b=10
9a-2b=8
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
9a+2b=10
9a-2b=8 NOW ADD THEM
----------
18A=18
A=18/18
A=1 ANS.
9*1+2B=10
9+2B=10
2B=10-9
B=1/2 ANS.
PROOF:
9*1-2*1/2=8
9-1=8
8=8
RELATED QUESTIONS
Using the addition (elimination) method to solve systems of equations .
6x-4y=11... (answered by vleith)
Im doing a practice test to study for my real test. I would like to know if i got th... (answered by MathLover1)
Can you please help me with this problem?
Solve the following systems of equations using (answered by Edwin McCravy)
6x+4y=20
4x-2y=4
solving systems of equations by using the elimination method with... (answered by rmromero)
can you help me solve 2 & 3 variable linear equations using the elimination or the... (answered by richwmiller)
Solve using elimination by addition of the equations: 2m-m-10,... (answered by solver91311)
how do you solve a system of linear equations (using the addition/elimination method) if... (answered by solver91311)
I know how to solve systems of linear equations using the substitution method, the... (answered by Earlsdon)
Can you help me solve the problem 2-6y-9y < 92 using the addition and multiplication... (answered by checkley77)