Question

1) 4x + 2 (x + 3) = 2 (x + 2)
2) 3x + 2 (2x - 1) = 3 (x + 2) - 4
3) x - (3 – x) = 7 - (x + 2 )
4) 5x – 5 (2x + 1) = -3 (4x + 5)

Answer 1

Respuesta:

1) 4x-2

2)20x/4