Question

ajuda na cinco aí gente pfvr ​

Answer 1

Resposta:

A=5x

B=x+2.x+1

B=3x+1

B=4x

C=2x-4

C=2x

a)5x•4x=20x

b)4x•2x=8x

c)5x•4x•2x=40x