Respuesta:
a) 9×(−3)+3×(−2)×(−1)×5−12÷3−(−6)×(−3)
-27-6x(-1)x5-4+6x(-3)
-27+6x5-4-18
-27+30-22
-49+30
-19
b)4×5-4×(-6)-2×9-4÷(-2)-(-6)×(-3)
20+24-18+2+6x(-3)
20+24-18+2-18
+46-36
+10
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Respuesta:
a) 9×(−3)+3×(−2)×(−1)×5−12÷3−(−6)×(−3)
-27-6x(-1)x5-4+6x(-3)
-27+6x5-4-18
-27+30-22
-49+30
-19
b)4×5-4×(-6)-2×9-4÷(-2)-(-6)×(-3)
20+24-18+2+6x(-3)
20+24-18+2-18
+46-36
+10