3(3+8)=2(4a+9)=9a+24
Matematika
arif1712
Pertanyaan
3(3+8)=2(4a+9)=9a+24
2 Jawaban
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1. Jawaban AgusSapdiman
3(3+8) = 2(4a+9) = 9a+24
9 + 24 = 8a + 18 = 9a + 24
33 +8a - 18 = 9a + 24
33 -18 + 8a = 9a + 24
15 + 8a = 9a + 24
8a-9a = 24-15
-a = 14
a = -14
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