Question

responda essa equaçao de 1ºgrau 3+4(2-x)=1-2x

Answer 1

3+ 8-4x=1-2x
11-4x = 1 - 2x
2x = 10
x = 5

Answer 2

3+4(2-x)=1-2x
3+ 8 - 4x = 1 - 2x
-4x + 2x = 1 - 3 - 8
-2x = 1 - 11
-2x = - 10.(-1)
2x = 10
x = 10/2
x = 5

S{5}