Question

1) resolva as seguintes equações
A) X-4=3
c) x + 6 = 5
d) x - 3 = -7
e) x + 9 = -7
f) x - 109 =5
g) x - 109= 5

Answer 1

A) x=3+4   x=7
C) x=5-6    x=-1
D) x=-7+3  x=-4
E) x=-7-9   x=-16
F)x=5+109  x=114
G)x=5+109  x=114