Question

função afim f(x)=-8-3x calcule. a)x=-2,b)x=0,c)x=16/6

Answer 1

A) -2=-8-3x∴ -2+8=-3x∴ 6 =-3x ∴x=-6/3=-2 B) 0=-8-3x∴ 8=-3x ∴ x=-8/3 C) 16/6= -8-3x ∴ 16/6+8=-3x ∴ 16+48/6= -18x 64/6= -18x ∴ 64/6/18= -x∴64/108=-x∴ x= -32/54= -16/27