Cara penyelesaian dari a + 2b = 4 berapa ya??? tolong bantu
nauniaiin
Caranya a sama b kamu ganti jadi o .. gini : a=0 -> 0 + 2b = 4 -> 2b = 4 -> b = 4/2=2 jadi b =2 terus-> a+2b=4 -> a+2(2)=4 -> a=4-4 =0 jadi a =O so,0+2(2)= 4 right? :)
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sakura22august
yap!! thats right, thank you for your answer
gini : a=0 -> 0 + 2b = 4 -> 2b = 4 -> b = 4/2=2 jadi b =2
terus-> a+2b=4 -> a+2(2)=4 -> a=4-4 =0 jadi a =O
so,0+2(2)= 4 right? :)