Yungnaudie
26.08.2021 •
Mathematics
Evaluate the expression 3(7 + 4)^2 − 14 ÷ 7 -An explanation on how to find the answer would be amazing!
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Ответ:
1. multiply the 7 and the 4 by 3
2. square the 12 to get 144
3.multiply 144 by -14
4. divide -2016 by 7
5.subtract 288 from 21 (if you subtract 21 from 288 you get 267 so put +- in front for both answers :) )
Ответ:
AB is 6 units
Hope this helps