=> 7x/12 + 5x/12 = 5/8 +3/8
=> 12x/12 =8/8=1
12x =12
x= 12:12 =1
=> 7x/12 + 5x/12 = 5/8 +3/8
=> 12x/12 =8/8=1
12x =12
x= 12:12 =1
-x-20-(8-2x)=(-12-3)
Cac ban giup minh voi
Can gap nhe. Ai tra loi chi tiet va chinh xac minh se tick cho
cac ban giup toi cau nay voi:
Thuc hien phep tinh(hop ly neu co the):
(10/99+11/199-12/299)x(1/2-1/3+-1/6)
mong cac ban giup minh nhanh voi a. Minh xin cam on
Tim x
3.x + 17 = 2 mu 8 . 2mu 3
Cac ban oi giup minh voi, minh can gap. ai giup to tick cho nhe
Tim x biet :
-12x+60+21-7x=5
Cac ban ghi loi gai giup minh voi......
Ai nhanh tay minh tick cho!
1/3+5/8-7/12
giup minh nhe roi ket ban voi to luon nhe
1, tim x
5+x-3=5-(x+4)
x-(5|-7|+3)=|-8|+6-2
|x-3|+7
12-3|x-1|=6
cac ban giup minh nhe nho cac buoc tinh ro rang nha minh se like cho
Giup minh voi cac ban
1+2-3-4+5+6-7-8+.....+994-995-996+997+998
1. Tim so nguyen to sao cho:
p+2;p+6;p+8;p+12;p+14 cung la so nguyen to.
2. Tim x biet:
60 = \(2^x\) * 3 * 5 va 60 co 12 uoc.
xin loi cac ban nha, may minh khong danh dau duoc, mong cac ban thong cam va lam dum minh nha!Cam on cac ban!
minh moi lap dc nik nay xin cac ban giai giup minh bai nay voi
Tinh nhanh : 66 x 25 + 5 x 66 + 66 x 14 + 33 x 66