30+x= 46+23
30+x=69
x=69-30
x=39
Vậy x=39
$30$ $+$ $x$ $=$ $46+23$
$30$ $+$ $x$ $=$ $69$
$x$ $=$ $69 - 30$
$x$ $=$ $39$
$@$ $woory$
Choose the excessive word in the sentence below.