Question

resolva.......
2x +1 = 4x -7

Answer 1

2x +1= 4x -7
2x-4x=-7-1
-2x=-8
-8/-2=4

Answer 2

$2x + 1 = 4x - 7 2x - 4x = - 7 - 1 - 2x = - 8 * ( - 1 ) 2x = 8 x = 8/2 x = 4$

Bons estudos!