Question

X+50-2x3=54

Answer 1

\(x+50-2\times3=54\)

\(x+50-2=54\div3\)

\(x+50-2=18\)

\(x+50=18+2\)

\(x+50=20\)

\(x=20-50\)

\(x=-30\)

Hình như sai do lớp 3 chưa học âm

Answer 2

X + 50 - 2x3 = 54

X + 50 = 54 + 6

X + 50 = 60

X = 60 - 50

X = 10

Answer 3

x+50-2x3=54

x+50-6=54

x+50=54+6

x+50=50

x=60-50

x=10

Answer 4

Mình nhầm : 

\(x+50-2\times3=54\)

\(x+50-6=54\)

\(x+50=54+6\)

\(x+50=60\)

\(x=60-50\)

\(x=10\)

Answer 5

\(x+50-2\times3=54\)

\(x+50-6=54\)

\(x+50=54+6\)

\(x+50=60\)

\(x=60-50\)

Vậy x=10

Answer 6

X + 50 - 2 x 3 = 54 

X + 50 - 6 = 54

X + 50 = 54 + 6 

X + 50 = 60

X= 60 - 50

X = 10