Toán Lớp 6: 216 - ( x + 84 ) = 123 126 + ( 216 - x ) = 220 Giup mn với

216 - ( x + 84 ) = 123 x + 84 = 216 - 123 x + 84 = 93 x = 93 - 84 x = 9 126 + ( 216 - x ) = 220 216 - x = 220 - 126 216 - x = 94 x = 216 - 94 x = 122

$@Shinn$ 216-( x+84)=123 (x+84)=216-123 x+84=93 x=93-84 x=9 126+( 216 - x )=220 (216-x)=220-126 216-x=94 x=216-94 x=122

Toán Lớp 6: 216 - ( x + 84 ) = 123 126 + ( 216

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