2a + 3a = 90
(2 + 3)a = 90
5a = 90
a = 90/5
a = 18
Penjelasan dengan langkah-langkah:
-
pembuktian
:)
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2a + 3a = 90
(2 + 3)a = 90
5a = 90
a = 90/5
a = 18
Penjelasan dengan langkah-langkah:
2a + 3a = 90
5a = 90
a = 90/5
a = 18
-
pembuktian
:)