7.garis ax + y = 5 dan ax - by = 9 saling berpotongan dititik (2, 1), maka abis sama dengan... A. .... Question from @safweyu

May 2021 0 30 Report

7.garis ax + y = 5 dan ax - by = 9 saling berpotongan dititik (2, 1), maka abis sama dengan... A. -10
B. -9
C. 9
D. 10

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