Respuesta :

bgirlctforlife

Answer:

29m+37?

Step-by-step explanation:

Pemdas

5m+3(8m+7)+4^2

Parentheses first: 5m+24m+21+4^2

Exponents next: 5m+24m+21+16

No multiplication or division so addition is last:

29m+37

These two can't add together because one has a variable.