Respuesta:
a. 5 + x = 0
x = -5
b. -17 + x = 0
x = 17
c. 30 + x = 0
x = -30
d. x + (-27) = 0
x = 27
e. x + 35 = 0
x = -35
f. -25 + x = 0
x = 25
g. x + (-30) = 0
x = 30
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Respuesta:
a. 5 + x = 0
x = -5
b. -17 + x = 0
x = 17
c. 30 + x = 0
x = -30
d. x + (-27) = 0
x = 27
e. x + 35 = 0
x = -35
f. -25 + x = 0
x = 25
g. x + (-30) = 0
x = 30