Question

2(2x+1)-5(2x+1)+4=0 como resolvo essa expressao?

Answer 1

2(2x+1)-5(2x+1)+4
=4x+2-10x-5+4=0
=4x-10x=-4+5-2
=-8x=-1
= x=(-1/-8)
= x=(1/8)

(^_-)