SOLUTION: Please solve this using the elimination method.
9x + 2y = 2
21x + 6y = 4
Algebra.Com
Question 272065: Please solve this using the elimination method.
9x + 2y = 2
21x + 6y = 4
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
9x+2y=2 multiply by -3 & add.
21x+6y=4
-27x-6y=-6
---------------
-6x=-2
x=-2/-6
x=1/3 ans.
9*1/3+2y=2
3+2y=2
2y=2-3
2y=-1
y=-1/2 ans.
Proof:
21*1/3+6*-1/2=4
7-3=4
4=4
RELATED QUESTIONS
I apologize for putting two questions here, but they're both set up the same with the... (answered by josmiceli)
Please solve this using the elimination method.
2x + 3y = 2
-28 = 4x - 2y
(answered by checkley77)
solve the system by using the elimination-by-addition method
9x-6y=48... (answered by Edwin McCravy)
Please help me solve this linear system by using the elimination method.
x - 2y = 6... (answered by wuwei96815)
Solve using the elimination method. Show your work. If the system has no solution or an... (answered by psbhowmick)
solve using the substitution method
9x-6y=-54
7x+53=y
I can not figure this... (answered by stanbon)
Solve using the elimination method. Show your work. If the system has no solution or an... (answered by Gogonati)
Solve the system of equations using the addition (elimination) method.
9x + 2y = 2
3x + (answered by mukhopadhyay)
Factor using the ac method 21x^2 + 2y -... (answered by jim_thompson5910)