123 x 345 + 655 x123
123 x 123 x123 x 123 x123 x123 : 123567
123 x 123 x 123 x 123 x 123 x 123 : 123567 = 28023873,62
úm ba la xin tích
123 x 123 x 123 x 123 x 123 x 123 : 1234567
= 1236 : 1234567
= 2804891,101
11+22+( X x 2 + X x 199) : 33 = 123 x123
11 + 22 + ( \(x\) x 2 + \(x\) x 199 ) : 33 = 123 x 123
33 + \(x\) ( 2 + 199) : 33 = 15129
201\(x\) : 33 = 15129 - 33
201\(x\) : 33 = 15096
201\(x\) = 15096 x 33
201\(x\) = 498168
\(x\) = 498168 : 201
\(x\) = 166056/67
123344457 -123 x123
123344457-123 x 123=123344457-15129
=123329328
1000 - 345 + 345 : y = 655 + 345 : 5
\(1000 − 345 + 345 : y = 655 + 345 : 5\)
\(655 + 345 : y = 655 + 69\)
\(345 : y = 655 + 69 − 655\)
\(345 : y = ( 655 − 655 ) + 69\)
\(345 : y = 0 + 69\)
\(y = 345 : 69\)
\(y = 5\)
`#Ya`
400 x 345 + 655 x 400
400 x 345 + 655 x 400
= 400 x ( 345 + 655 )
= 400 x 1000
= 400 000
400 x 345 + 655 x 400
= 400x ( 345 + 655 )
= 400 x 1000
= 400000
=400(345+655)=400x1000=400000
Tk mk nha thanks nhìu!!!!
1000 - 345 + 345 : y = 655 + 345 : 5y = ??
Cậu ơi! Có thể xem lại cái đề bài,nhớ viết cho đầy đủ nha!
mình ko hiểu cho lắm
1000-345+345;y=655+345;5
cau 5 : tim y biet : 1000 - 345 + 345 : y = 655 + 345 : 5
1000-345+345:y=655+345:5
1000-345+345:y=724
345+345:y=1000-724
345:y=276-345
y=345-131
y=214