3(x-4)+x=18 Please pake cara
Matematika
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3(x-4)+x=18
Please pake cara
Please pake cara
1 Jawaban
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1. Jawaban kendudd
3(x-4) + x = 18
3x - 12 + x = 18
3x + x - 12 = 18
4x - 12 = 18
4x = 18 + 12
4x = 30
x = 30 : 4
x = 7,5
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