Bikin dia marah dengan balas stiker kyk gitu ._.
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13x+ 13y× 11x - 9y
x = 4
y = 5
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13x+ 13y× 11x - 9y
x = 4
y = 5
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SOAL 1
13x + 13y × 11x - 9y
x = 4
y = 5
13(4) + 13(5) × 11(4) - 9(5)
= 52 + 65 × 44 - 45
= 52 + 2.860 - 45
= 52 + 2.815
= 2.867
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13x + 13y × 11x - 9y
13(4) + 13(5) × 11(4) - 9(5)
52 + 65 × 44 - 45
52 + 2860 - 45
2912 - 45
2867
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