April 2023 1 20 Report
QUIZ (1361)
Materi: SPLDV

Jika diketahui dua persamaan :
[tex] \rm 7x+9y=640 [/tex]
[tex] \rm 9x-11y=-554 [/tex]
Maka berapakah nilai dari [tex] \rm y-x [/tex] ?​

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