tentukan himpunan plsv 1.2a+1=a-3 2.12a+3=5+2a 3.5(y-1)=4y 4.3p+5=17-p
Matematika
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Pertanyaan
tentukan himpunan plsv
1.2a+1=a-3
2.12a+3=5+2a
3.5(y-1)=4y
4.3p+5=17-p
1.2a+1=a-3
2.12a+3=5+2a
3.5(y-1)=4y
4.3p+5=17-p
1 Jawaban
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1. Jawaban Anonyme
Bab PSLV
Matematika SMP Kelas VII
1] 2a + 1 = a - 3
2a - a = -3 - 1
a = -4
2] 12a + 3 = 5 + 2a
12a - 2a = 5 - 3
10a = 2
a = 2/10
a = 1/5
3] 5 (y - 1) = 4y
5y - 5 = 4y
5y - 4y = 5
y = 5
4] 3p + 5 = 17 - p
3p + p = 17 - 5
4p = 12
p = 3