Jawaban:
1. 4x+5x-3y = 9x-3y
2. 3x-6y-5x = 8x-6y
3. 7x+2+3x-6 = 10x-4
4. 9-3y+2+x-12 = x-3y-1
5. 7x²-4x+8y-3-4y = 7x²-4x+4y-3
6.11x+7y+5+5y-9 = 11x+12y-4
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Jawaban:
1. 4x+5x-3y = 9x-3y
2. 3x-6y-5x = 8x-6y
3. 7x+2+3x-6 = 10x-4
4. 9-3y+2+x-12 = x-3y-1
5. 7x²-4x+8y-3-4y = 7x²-4x+4y-3
6.11x+7y+5+5y-9 = 11x+12y-4