1. 2(a-3) = 5+a. 2. 2(a+7) = 3 (a-5)
Matematika
Azlin111
Pertanyaan
1. 2(a-3) = 5+a. 2. 2(a+7) = 3 (a-5)
2 Jawaban
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1. Jawaban zakipelajar
1 )
2(a - 3) = 5 + a
2a - 6 = 5 + a
2a - a = 5 + 6
a = 11
2 )
2(a + 7) = 3 (a- 5)
2a + 14 = 3a - 15
14 + 15 = 3a - 2a
29 = a -
2. Jawaban Nik001
Mapel : Matematika
Bab : SPLSV
1]
2(a - 3) = 5 + a
2a - 6 = 5 + a
2a - a = 5 + 6
a = 11
2]
2(a + 7) = 3(a - 5)
2a + 14 = 3a - 15
2a - 3a = -15 - 14
-a = -29
a = 29