Q.
5x + 20 = 90 + 20
Lah Kok?_.
5x + 20 = 90 + 20
Lah Kok?_.
Penjelasan dengan langkah-langkah:
5x + 20 = 90 + 20
5x + 20 = 110
5x = 110 - 20
5x = 90
x = 90/5
x = 18
Matematika
[tex]5x + 20 = 90 + 20[/tex]
[tex]5x + 20 = 110[/tex]
[tex]5x = 110 - 20[/tex]
[tex]5x = 90[/tex]
[tex]x = \frac{90}{5} \\ [/tex]
[tex]x = 18[/tex]
Pembuktian
[tex]5x + 20 = 90 + 20[/tex]
[tex]5(18) + 20 = 90 + 20[/tex]
[tex]90 + 20 = 90 + 20[/tex]
[tex]110 = 110[/tex]
Terbukti
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