Question

Resolva as equações

a) x-2=8

b) x+101=300

c) 5=x+3

d)0=x+8

e)-7=x+50

Answer 1

a) x-2=8
    x=8+2
    x=10

b)x+101=300
   x=300-101
   x=199

c)5=x+3
   5-3=x
   2=x
   x=2

d)0=x+8
   0-8=x
   8=x
   x=8

e)-7=x+50
   -7-50=x
   -57=x
   x=-57