Question

simplifique as expressões :
b, x.(2y+3)+y.(-2x+1)
d, a.(a+2b-c)

Answer 1

b) x ( 2 y + 3 ) + y ( 2x + 1 )

2xy + 3x + 2xy + y

4xy + 3x + y

d) a ( a + 2b - c )

2a + 2ab - ac

ESPERO TER AJUDADO.