4a + 5 = 6a - 15
a = ?
a = ?
Jawaban:
4a + 5 = 6a - 15
5 + 15 = 6a - 4a
20 = 2a
a = 20/2
a = 10
jadi nilai a adalah 10
Penyelesaian :
[tex]4a + 5 = 6a - 15 \\ \\ a = 5 + 15 = 6a - 4a \\ \\ a = \frac{20}{2} \\ \\ \boxed{ \green{a =10 }}[/tex]
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