Question

Me ajudem!! Por favor

Answer 1

a)2x-8=14
   2x=14+8
   2x=22
   x=11

b)5x+12=3x+8
   5x-3x=8-12
   2x=-4
   x=-2

c)-16+10x=6x+20
    10x-6x=20+16
    4x=36
    x=9

d)4(x+5)=2x-8
   4x+20=2x-8
   4x-2x=-8-20
   2x=-28
   x=-14 

Answer 2

A) 2X=14+8
X=22/2
X= 11

B)5x - 3x= -8 -12
2X= -20
X=-10

C) 10x -6x=20 +16
4x=36
X=9

D)4x + 20= 2X -8
2X = -28
X= -14