Solve using distributive property:(a) 18 × [7 + (–3)](b) (–21) × [(–4) + (–6)]
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Answer:
a) 72
b)210
Step-by-step explanation:
a) (18×7)+(18×-3)=126+(-54)=72.
b)(-21×-4)+(-21×-6)=84+126=210
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