-25-15-(-90):3x(-2)=-19+24-(-120):4x(-3)=-21+25+(-75):5x(-4)=
Jawaban:
1.-25-15-(-90):3×(-2)
-25-15-{(-90):3×(-2)}
-40-{-30×(-2)}
-40-60=-20
2.-19+24-{(-120):4×(-3)}
5-{(-30×(-3)}
5-90=-85
3.-21+25+{(-75):5×(-4)}
4+{(-15)×(-4)}
4+60=64
semoga membantu