5a + 2 ( 3a - 2 ) = 4 ( a + 1 ) - 1
Matematika
niafaridahaurissa
Pertanyaan
5a + 2 ( 3a - 2 ) = 4 ( a + 1 ) - 1
1 Jawaban
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1. Jawaban zakipelajar
5a + 2(3a-2)=4(a+1)-1
5a+6a-4=4a+4-1
11a-4=4a+3
11a-4a=3+4
7a=7
a=7/7
a=1