5a-8=7a+12.a= ........(tolong dibantu)
Matematika
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Pertanyaan
5a-8=7a+12.a= ........(tolong dibantu)
1 Jawaban
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1. Jawaban ajengfaiz
5a-8=7a+12
5a-7a=12+8
-2a =20
a =20/-2
a = -10