AyudaaA
1.) -7 + 3.5 × 7=
2.) -14(7 - 3 × 2 - 15)=
3.) -5 + 3 (-6 + 4) + 5=
1.) -7 + 3.5 × 7=
2.) -14(7 - 3 × 2 - 15)=
3.) -5 + 3 (-6 + 4) + 5=
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Respuesta:
1. R= -24.5
2. R= -21
3. R= 1