Toán Lớp 3: (x-87)*9=900
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Toán Lớp 3: (x-87)*9=900
Giúp em câu này. Cảm on
Comments ( 2 )
$\text{ @HV }$
(x – 87) \times 9 = 900
x – 87 = 900 : 9
x – 87 = 100
x = 100 + 87
x = 187
( x – 87) xx 9 = 900
x – 87 = 900 : 9
x – 87 = 100
x = 100 + 87
x = 187
Vậy : x = 187