Question

tim x,biet: X x 8 +121=169

 tra loi x=

 

Answer 1

Trả lời :

x . 8 + 121 = 169

=> x . 8 = 169 - 121 

x . 8 = 48

=> x = 48 : 8 

x = 6

Vậy x = 6 ( nha! ) hi hi^_@

Answer 2

X x  8 =169 - 121

X x 8 = 48

X       = 48 : 8

X       = 6

Answer 3

X x 8 + 121 = 169

=> X x 8 = 169 - 121

=> X x 8 = 48

=> x = 48 : 8

=> x = 6

Vậy x = 6

Answer 4

x.8+121=169

x.8        = 169-121

x.8        =48

x           =48:8

x           =6

vậy x=6