SOLUTION: solve each system by the elimination method
1)3x+2y=10
2x+y=7
2)3x-2y=7
2x-y=8
3)2x+3y=-13
-4x+6y=-10
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Question 167382: solve each system by the elimination method
1)3x+2y=10
2x+y=7
2)3x-2y=7
2x-y=8
3)2x+3y=-13
-4x+6y=-10
Answer by jojo14344(1513) (Show Source): You can put this solution on YOUR website!
1), EQN 1
, EQN 2
Multiply EQN 2 by : --> , then add to EQN 1
-->--
Via EQN 1:
---> --->
Check Via EQN 2:
, good
2), EQN 3
, EQN 4
Multiply EQN 4 by ---> then add to EQN 3
--> --
Via EQN 3:
--->
Check Via EQN 4:
, good
3), EQN 5
, EQN 6
Multiply EQN 5 by ----> then add to EQN 6
--> ---
Via EQN 5:
--->
Check Via EQN 6:
good
Thank you,
Jojo
You may edit the question. Maybe
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