= 2x - 10y
(8). (–x² + 9x + 6) – (7x² – 5x + 8)
= –8x² + 14x – 2
(9). 2x – 6y – 5 + 3x + 2y – 4
= 2x+3x-6y+2y-5-4
= 5x – 4y – 9
(10). –5x + 8y – 4x – 7y
= -5x-4x + 8y + 7y
= -9x + 15y
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Senin, 20 Mei 2024 -
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Network
= 2x - 10y
(8). (–x² + 9x + 6) – (7x² – 5x + 8)
= –8x² + 14x – 2
(9). 2x – 6y – 5 + 3x + 2y – 4
= 2x+3x-6y+2y-5-4
= 5x – 4y – 9
(10). –5x + 8y – 4x – 7y
= -5x-4x + 8y + 7y
= -9x + 15y
Editor: Kun Daniel Chandra
Sumber: Berbagai Sumber
