Question

(2x-123):3=33

tìm x

Answer 1

=>2x-123=99

=>2x=222

=>x=111

Answer 2

\(\left(2x-123\right):3=33\)

\(2x-123=33\times3\)

\(2x-123=99\)

\(2x=99+123\)

\(2x=222\)

\(x=222:2\)

\(x=111\)

Answer 3

(2x-123):3=33

=>2x-123=33.3=99

=>2x=99+123=222

=>x=222:2=111

Vậy x=111

Answer 4

(2x-123):3=33
 2x-123     = 33 : 3
 2x-123     = 11
 2x            = 11+123
 2x            = 134
   x            = 134 : 2
   x            = 67
Vậy x=67