SOLUTION: solve by elimination method 0.3x-0.2y=4 0.2x+0.54y=-3

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Question 320375: solve by elimination method
0.3x-0.2y=4
0.2x+0.54y=-3

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
0.3x-0.2y=4
0.2x+0.54y=-3
Multiply both equation by 100
1.
2.
Multiply eq. 1 by 2 and eq. 2 by -3 and add them to eliminate x.



Then from eq. 1,





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