Question

7x-(2x+x)+(-3x+5x) preciso de ajuda pfvr

Answer 1

7x - (2x + x) + (- 3x + 5x)

7x - 2x - x - 3x + 5x

5x - 4x + 5x

x + 5x

6x

Answer 2

$7x - (2x + x) + ( - 3x + 5x) = \\ 7x - 3x + (2x) = \\ 7x - 3x + 2x = \\ 4x + 2x = \\ \bf{6x}$