December 2018 1 19 Report
Tolong Darurat
1. Tentukan Hasil Penjumblhan Berikut
a. x+2y-z dan 2x-y+3z
b. 4-2(a+3b) dan 5a+3b-2
2. Tentukan hasil pengurangan berikut
a. m(3n+5) dari 2-10m+15mn
b. 5x(8y-9z) dari 8y(5x-9z)

Mohon bantuannya Gan

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