October 2018 1 63 Report
Pake caranya
1. jika 2x+7= 5x-5 , maka nilai x-1 adalah...
a.4
b.3
c.2
d.1
2. 3x+2y=-7 dan x-5y=-25 adalah (x,y). nilai 6x+4y adalah..
a. 14
b.56
c.-14
d. -56

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