5× - 3 (3 - ×) = 21 + 5 (2× + 3)
Matematika
tomy47
Pertanyaan
5× - 3 (3 - ×) = 21 + 5 (2× + 3)
1 Jawaban
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1. Jawaban ihsan123zul
5x - 9 + 3x = 21+10x + 15
5x + 3x - 10x = 21 + 15 + 9
-2x = 45
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