Hasil X-9=-5 2. 6-x=2 3. 3(x+4)= 2(x-1)
Matematika
renijestikaj09
Pertanyaan
Hasil X-9=-5 2. 6-x=2 3. 3(x+4)= 2(x-1)
1 Jawaban
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1. Jawaban OktaDellaYuza
1) x-9 =-5
x = -5+9
x = 4
2)6-x=2
-x=2-6
-x=-4
-x/-1=-4/-1
x=4
3) 3(x+4)=2(x-1)
3x+12=2x-2
3x-2x=-2-12
x=-14