Question

Tìm x ,biết:

X * 45 + X +X * 54 =9872

Answer 1

\(x\left(45+1+54\right)=9872\)

\(x\times100=9872\)

\(x=9872:100\)

\(x=98.72\)

Answer 2

X x45 + X +X x 54 =9872

X x45 + Xx1 +Xx54=9872

X x ( 45 + 1 + 54)   = 9872

X x           100         = 9872

X                             = 9872 : 100

X                             = 98,72

Answer 3

98,72

 

Answer 4

98,72

Answer 5

=98,72