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152x-378y=-74-378x+152y=-604Solve this by elimination method |
| Answer» 152x-378y=-74 .....(1)-378x+152y=-604 .....(2)Adding (1) and (2), we get-226x-226y=-678x+y=3 ....(3)Subtracting (2) from (1), we get530x-530y=530x-y=1 ....(4)Adding (3) and (4),we get2x=4=x=2x+y=3=2+y=3y=1 | |