Seudónimo Seudónimo

03-03-2021
Mathematics

contestada

Which is a simplified form of the expression 5c – 7(2c – 4)?
A. 9c + 28
B. -9c + 28
C. 9c - 28
D. -9c – 28

Which is a simplified form of the expression 3(m + 1) + 2m?
A. m + 3
B. 5m + 1
C. 3m + 1
D. 5m + 3

Respuesta :

Аноним Аноним

03-03-2021

1.
5c-7(2c-4)
5c-14c+28
-9c+ 28
2.
3(m+1) + 2m
3m+3+2m
5m+3

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