Question

-3(х-2)+4 (1+2х)-10,3+20

Answer 1

-3x-6+4+8x-10.3+20=5x-12.3

Answer 2

-3(х-2)+4 (1+2х)-10,3+20
-3х+6+4+8х-10,3+20
5х+19,7
5х= -19,7
х= -3,94