Các câu hỏi tương tự
2Tìm X:
a.(19x+2.5^2):14=(13-8)^2-4^2
b.2.3^x=10.3^12+8.27^4
c.{x^2-[6^2-(8^2-9.7)^3-7.5]^3-5.3}^3=1
d.60-3(x-2)=51
e.4x-20=2^5:2^2
461+(x-45)=387
11-(-53+x)=97
-(x+84)+213=-16
21 tháng 7 2023 lúc 12:24
tìm x biết
1) x=-1/2 + 3/4 2) x - 1/5 = 2/11 3) x - 5/6 = 16/42 + -8/56
4) x/5 = 5/6 + -19/30 5) |x| - 1/4 = 6/18 6)x = -1/2 +3/4
7) x/15 = 3/5 + -2/3 8)11/8 + 13/6 = 85/x 9) x - 7/8 = 13/12
10) x - -6/15 = 4/27 11) -\(\dfrac{-6}{12}\)+ x = 9/48 12) x - 4/6 = 5/25 + -7/15
Tìm x
a)x+2x+3x+4x+...+100x=-213
b)x+1/3=x-2/4
c)x-6/7+x-7/8+x-8/9=x-9/10+x-10/11
d)x+32/11+x+23/12=x+38/13+x+27/14
e)x-1/2004+x-2/2003-x-3/2002+x-4/2001
GIẢI GIÚP MÌNH NHA MÌNH ĐANG CẦN GẤP
Tìm x biết
a) x+2x+3x+4x+...+100x=-213
b)\(\frac{1}{2}x-\frac{1}{3}=\frac{1}{4}x-\frac{1}{6}\)
c)3(x-2)+2(x-1)=10
d)\(\frac{x+1}{3}=\frac{x-2}{4}\)
e)\(\frac{x-6}{7}+\frac{x-7}{8}+\frac{x-8}{9}=\frac{x-9}{10}+\frac{x-10}{11}+\frac{x-11}{12}\)
f)\(\frac{x+32}{11}+\frac{x+23}{12}=\frac{x+38}{13}+\frac{x+27}{14}\)
Tìm x,biết:
a) [(3x-39):7] .36 =7236
b)(19x + 2.5 2) :14 =(13-8)2 -42
c)(3x -72) .59 =4.57 +510
d) x+9x +7x +5x=8844
e)(2x+1)3 =125
(19x+2.52):14=(13-18)2.42
2.3x=10.312+8.274
Tìm số nguyên x, nếu biết
\(5^{x+4}-3.5^{x+3}=2.5^{11}\)
\(4^{x+3}-3.4^{x+1}=13.4^{11}\)
\(\left(\frac{1}{3}+\frac{1}{6}\right)2^{x+4}-2^x=2^{13}-2^{10}\)
\(\left(\frac{1}{2}-\frac{1}{6}\right)3^{x+4}-4.3^x=3^{16}-4.3^{13}\)
1. Tính và tìm x
a, |3| - căn bậc hai của 11^2-21 - 4^15 : 2^27 + (-1)^2020
b, 1/1.2+1/2.3+1/3.4+.......+1/99.100
c, 1/2+1/2^2+1/2^3+.....+1/2^100
d, 1/1.2+3/2.5+5/5.10+11/10.21+13/21.34+1/34+35
f, ( x - 1/3)^4 .7^13= 7^16
e, |3x-2| - 5 = 11
g, x : 0,25 - x : 0,125 + 5.x= 2109