Question

2.(x+x-28)=200

Me ajudem?

Answer 1

4x - 56 = 200

4x = 256

x= 64

Answer 2

2.(x+x-28)=200 x+x-28=200/2 x+x-28=100 x+x=100+28 x+x=128 x=65  Fazendo x=64,  em 2.(x+x-28)=200 temos: 2.(64+64-28) 2.(128-28) 2.100 200