方程式題目

2006-12-05 5:19 am
我想要一些中一的方程式題目(maths)

回答 (7)

2006-12-07 10:48 pm
5y+10y=15
2y+10=90
20y-9y=121
90y-5=265
3(9x)=216
80%x=8000
x/2=66
2006-12-06 3:04 am
32+x=5(4+x)

6[2(2-y)-3y]=24

9(2a-1)=3[4(1+2a)-5]-8a

1/3(t+9)=1/3-0.5(t+3)

(2n-5)/3=(n-10)/9

(x-1)/2=(x+1)/3+1

4/5 D + 6 = 10

2[p-2(p+1)]-1=8p+25

大小兩數的和是100,差是21,大數是多少

李先生去年的年齡是他女兒的3倍,而他比女兒大26歲。問李先生令年多少歲?

美儀正在點算她的儲蓄,2元硬幣和5元硬幣共有85個,兩種硬幣的總值是275元,問每種硬幣各有多少個?

5y-4(3y-2)=-20

In a supermarket, the price of an apple is $2.5, and anorange is $3. Alangot $2 left after buying some apples. However, he would need $2 more if he wanted to buy the same no. of orange. Find the no. of apples he bought.

Peter has $9 more than Paul, and Philip's is 1/3 of Peter's. How much money does each of them have if they have a total of $61?

3w+7=9

Lewis 和 Paul 有一樣數量的money,他們買郵票。Lewis買了每個#元的郵票6個,找回2元。Paul買了每個#元的郵票4個找回10元。#即是多少元

32+x=5(4+x)
參考: 數學能手Me
2006-12-06 12:27 am
甲,乙,丙三人分69kg的米。甲所得的米是乙的3分之1,而乙所得的米是丙的5倍,求各人得米多少?
2006-12-05 7:28 am
加的方程式題目:
5y+10y=15
2y+10=90
減的方程式題目:
20y-9y=121
90y-5=265
乘的方程式題目:
3(9x)=216
80%x=8000
除的方程式題目:
x/2=66
2006-12-05 5:36 am
1)2X+6X=20
2)14X-34=30+6X
3)70Y+80y-100=200

2006-12-04 21:39:35 補充:
4)(2y 1)」13=17
參考: myself
2006-12-05 5:27 am
4x+3x=28
參考: me
2006-12-05 5:27 am
2x-10= 18


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