Respuesta :

The answer is 7, 3 plus 1 equals 4 minus four equals zero plus 7= 7

Answer:

Step-by-step explanation:

first step:    3 + 1 =  4

second step:  4 - 4 = 0

third step:   0 + 7 = 7  (the answer is 7 )

Otras preguntas