Question

2. Calcule o valor de unas sentenças abaixo.
a) x +5 = 0
c) x - 2 = -3
e) x +2=-3
b) x - 1 = -1
d) x - 1 = 1
f) x + 10 = -10​

Answer 1

a) x=-5
b)x=-1+1=0
c)x=-3+2=-1
d)x=1+1=2
e)x=-3-2=-5
f)x=-10-10=-20