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x-1/39+x-2/38=x-3/37+x-4/36
xMình cần gấp lắm . giúp xong mình hậu tạ thẻ vt 50k
1) 280-(x-140):35=270
2) (190-2x): 35-32=16
3) 720:[41-(2x-5)]-2.5
4) (x:23+45).37-22=24.105
5) (3x-4).(x-1)=0
6) 2^2x:4=8^3
x+15/35+x+16/36=x+17/37+x+18/38
a 2/3×(x+1)-4/5×(x+2)=35/2 b 4(x-2)+5(x+1)=-15 c 3/2:x+(-5/2)=-7/3
Tính
a, 4^5 x 3^2 + 2^10 - 2^3 x 30
b,(2/5) + 5/1/2 x (4,5 - 2) + 2^3/-4
tìm x
37 - x/3 = x - 13/7
bài 5:tìm x biết
a)400-5x=200 b)250:x+10=20
c)96-3(x+8)=42 d)36:(x-5)=2^2
e)15.5(x-35)-525=0 f)[3.(70-x)+5]:2=46
giúp mình vs
TÌM X BIẾT
a, \(\frac{\left(37\frac{3}{7}-35\frac{2}{5}\right).9^9+36.27^5}{71.3^{17}.\left(x-0.25\right)}=\frac{1}{21}+\frac{1}{27}+\frac{1}{165}\)
b, \(\left(\frac{3}{4}\right)^x=\frac{2^8}{3^4}\)
c, \(5^x+5^{x+2}=650\)
d,\(3^x.3^{-1}+5.3^{x-1}=162\)
Tìm x a,3-xx+1,8b,2x-57x+35c,2left(x+10right)3left(x-6right)d,8left(x-dfrac{3}{8}right)+16left(dfrac{1}{6}+xright)+xe,dfrac{2}{9}-3xdfrac{4}{3}-xg,dfrac{1}{2}x+dfrac{5}{6}dfrac{3}{4}x-dfrac{1}{2}h,x-4dfrac{5}{6}left(6-dfrac{6}{5}xright)k,7x^2-116x^2-2m,5left(x+3.2^3right)10^2n,dfrac{4}{9}-(dfrac{1}{6^2})dfrac{2}{3}left(x-dfrac{2}{3}right)^2+dfrac{5}{12}
Đọc tiếp
Tìm x
\(a,3-x=x+1,8\)
\(b,2x-5=7x+35\)
\(c,2\left(x+10\right)=3\left(x-6\right)\)
\(d,8\left(x-\dfrac{3}{8}\right)+1=6\left(\dfrac{1}{6}+x\right)+x\)
\(e,\dfrac{2}{9}-3x=\dfrac{4}{3}-x\)
\(g,\dfrac{1}{2}x+\dfrac{5}{6}=\dfrac{3}{4}x-\dfrac{1}{2}\)
\(h,x-4=\dfrac{5}{6}\left(6-\dfrac{6}{5}x\right)\)
\(k,7x^2-11=6x^2-2\)
\(m,5\left(x+3.2^3\right)=10^2\)
\(n,\dfrac{4}{9}-(\dfrac{1}{6^2})=\dfrac{2}{3}\left(x-\dfrac{2}{3}\right)^2+\dfrac{5}{12}\)
Tìm X:
a, 3/7- (2/5 + X + 3/2) = 5/14 - /4/35 - (-11)/70 /
b,3/4(x-8) = 5/7.(4-1/2)
c,3/2 - 4(1/4 - x) = 2/3 - 7x
d,4.(1/2-x) - 5.(x-3/10) = 7/4