Maths Questions Primary 6

2007-10-19 12:20 am

4(2y-3)=2y+3

Y=?

回答 (5)

2007-10-19 4:52 am

✔ 最佳答案

4(2y-3)=2y+3
解:8y-12=2y+3
8y-2y=3+12
6y=15
y=2.5

👍 0 👎 0

2007-10-19 8:03 pm

8y-12=2y+3
8y-2y=3+12
6y=15
y=2.5

參考: me

👍 0 👎 0

2007-10-19 2:52 am

8y-12=2y+3
8y-2y=3+12
6y=15
y=2.5

👍 0 👎 0

2007-10-19 1:38 am

4(2y-3)=2y+3
4*2y-4*3=2y+3
8y-12=2y+3
8y-2y=3+12
6y=15
y=15/6
y=2.5

參考: myself

👍 0 👎 0

2007-10-19 12:30 am

4(2y-3)=2y+3
8y-12=2y+3
8y-2y=3+12
6y=15
y=2.5

參考: myself

👍 0 👎 0