Question

resolva as equações:
a)x+5=8
b)x-4=3
c)x+6=5
d)x-7=-7
e)x+9=-1
f)x+28=11
g)x-109=5

Answer 1

a)x=8-5=3
b)x=3+4=7
c)x=5-6= -1
d)x= -7+7=0
e)x= -1-9= -10
f) x= 11-28= -17
g) x= 5+109=114

Answer 2

a) x = 8-5
x = 3

b)x = 3+4
x = 7

c) x =5-6
x = -1

d) x = -7+7
x = 0

e) x = -1 -9
x = -10

f) x = 11 -28
x = -17

g) x = 5+109
x = 114

espero ter ajudado !!!