1. 12+….=(-2)
2. ….+(-7)=5
Tolong Bantu kka
1. 12+ … =(-2)
dimisalkan x, jadi
12+ x =(-2)
x =(-2) -12
x= (-14)
2. ...+ (–7) = 5
dimisalkan x, jadi
x + (–7) = 5
x – 7 = 5
x = 5 + 7
x = 12
Jawaban:
1. 12 + (-14) : (-2)
2.12 + (-7) : 5
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