jika 3x + 12 = 7x - 8
tentukan x + 2
[tex] \\ [/tex]
gnkn cra, dn tdk ngsl
tentukan x + 2
[tex] \\ [/tex]
gnkn cra, dn tdk ngsl
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Jawaban:
semoga dapat dimengerti ☺️
Verified answer
Penjelasan dengan langkah-langkah:
3x + 12 = 7x - 8
3x - 7x = -8 - 12
(3 - 7)x = -20
-4x = -20
-20/-4 = x
5 = x
= x + 2
= 5 + 2
= 7 ✔️