Question

X x 2+ x x4= 9,84

Answer 1

X x2+ Xx4=9,84

X x(2+4)=9,84

X x6=9,84

X=9,84:6

X=1,64

Answer 2

=X x (2+4) = 9,84

=X x 6 = 9,84

X = 9,84 : 6

X=1,64

Answer 3

x=1,64

Answer 4

X x2+X x4=9.84

X x(2+4)=9.84

X x6=98.4

X=98.4:6

X=16.4

Vậy X=16.4