A =118.75
B=125 -5 .(3.X -1) =25
5.(3.X-1) =100
3.X-1=20
3X =21
X=7
A =118.75
B=125 -5 .(3.X -1) =25
5.(3.X-1) =100
3.X-1=20
3X =21
X=7
[130 - 3 . ( 5 . 24 - 52 . 2 ) : 23 ]
125 - 5 ( 3x - 1 ) = 55 : 53
4x - 1 + 40 = 65
giup minh nhanh nha cac ban minh can gap
Tinh nhanh :
( -11 ) . 36 - 64 . 11
125 . ( -24 ) + 24 . 125
125 . ( -23 ) + 23 . 225
MINH CAN GAP !!!
mong cac ban giup, cam on !!!
Bài 4 : Tinh hop li
1/ (-37) + 14 +26 +37
2/ (-24) +6 +10 +24
3/ 15+23 + (-25) + (-23)
4/ 60 +33 +(-50) +(-33)
5/ (-16) + (-209) + (-14) + 209
6/ (-12) + (-13) +36 + (-11)
cac ban giup minh cau nao thi giup !!
nhung ma ai giup mik het mik se tick cho !!
nhanh len nha mik dang can gap !!
☹➞cac ban giup minh cau nay voi
☛ tinh tong
M = 1+\(\dfrac{1}{5}\)+\(\dfrac{3}{35}\)+...\(\dfrac{3}{9603}\)+\(\dfrac{3}{9999}\)
➜giup minh nhanh nhe minh dang can gap lam moi nguoi a
➞thank you cac ban ❕
2+4+6+...+192 =
5+7+9+...+173 =
tinh nhanh nha cac ban
minh dang can gap
24 : ( 6 - x ) = 8
25 . 5 x + 2 = 56
cac ban giup minh, minh can gap
chứng minh rằng :1/2^3+1/3^3+1/4^4+...+1/29^3<5/24
minh mong cac ban giup minh nhanh chong nha!!!!!!!!!!!!
(2x+1)^3-27=243^2:3^3
2x+2+2x+8=65:64
3*5x+^200-5*3x+98=70*125^40
11*3x+99-5*3x^962=81^40
70*4^2x+300+16x+148=140*4^300
Giup minh nha cac bam minh dang voi
7 . x - 2 . x = 505
125 : ( 23 - 22 + 3 . x ) = 5
3x + 1 + 3x + 2 - 3x = 297
Mong cac ban giup do, minh can gap !!!!!!!!