briannamartinez2528
19.11.2020 •
Mathematics
Which expression is equivalent to 56 + 21? ( i am pretty sure this equals 77)
7(49 + 14)
8(7 + 21)
8(48 + 13)
7(8 + 3)
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Ответ:
7 (8+3)
Step-by-step explanation:
7 ( 8 + 3 )
= 7 x 8 + 7 x 3
= 56 + 21
Ответ:
The answer is:
1. It is given
2. DE
3. DFE and DEF
4. DFB and DEC
Hope it helps!