October 2018 1 12 Report
Jawablah pertanyaan!
menambah atau mengurangi kedua ruas dengan bilangan yang sama
1. 3(2 x +7) = 5( x -4)
2. 2 (5 x -6) = 3 (3 x -7)
3. 6 ( 1/2 y - 5/6 ) = 8 ( 1/4 y + 1/2 )

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