Question

resolva as equaçoes
a)16x-1=12x+3
b)3x-2=4x+9
c)5x-3+x=2x+9

Answer 1

a)16x-1=12x+3
16x-12x=3+1
4x=4
x=1

b)3x-2=4x+9
   3x-4x=9+2
    -x=11
     x=-11

c)5x-3+x=2x+9
   5x-2x+x=9+3
   4x=12
     x=3