Verify the following and name the property: –78 x (60 + 3) = (–78) x 60 + (–78) + 3
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Answer:
69×78+22×69
=69×(70+8)+22×(60+9) (Distributive property)
=69×70+69×8+22×60+22×9
=4830+552+1320+198
=6900.
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