jika 5(x+2)+3 = 2x-2, maka x-4 adalah?
Matematika
mirequinn
Pertanyaan
jika 5(x+2)+3 = 2x-2, maka x-4 adalah?
2 Jawaban
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1. Jawaban hellota
5x+10+3=2x-2
5x+13=2x-2
5x-2x=-2-13
3x=-15
x=-5
-5-4=-9 -
2. Jawaban Anonyme
5 (x + 2) + 3 = 2x - 2
5x + 10 + 3 = 2x - 2
5x + 13 = 2x - 2
5x - 2x = -2 - 13
3x = -15
x = -15/3
x = -5
Nilai x - 4
= x - 4
= -5 - 4
= -9