2/3-1/3x+1/2-x-1/2=5
(2/3+1/2-1/2)-(1/3x+x)=5
2/3-4/3x=5
4/3x=2/3-5=-13/3
x=-13/3:4/3
x=-13/4
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Các câu hỏi tương tự
2x-3=x+1/2
4x-(x+1/2)=2x-(1/2-5)
2/3-1/3(x-3/2)-1/2(2x+1)=5
Thực hiện phép tính
a) (2x^4-5x^2+x^3-3-3x):(x^2-3) b) (x^5+x^3+x^2+1):(x^3+1)
c) (2x^3+5x^2-2x+3):(2x^2-x-1) d) (8x-8x^3-10x^2+3x^4-5):(3x^2-2x+1)
Mik cần gấppp
Tìm x
(3^2-2^3)x+3^2.2^2=4^2.3
x^5-x^3=0
(x-1)^2+(-3)^2=5^2.(-1)^100
(2x-1)^2-(2x-1)=0
a, |x-1/2|=|3|
b, 2|x-1|+3|x-1|=5
c, |-2/3|.|2x-1|=4/3.|x-1|+1
d, |x-1|-x=-1
e, |3x-2|=|x-1|
f,|2x-1|+2x=1
g, 2|x-1/2|=|x+1|
h, 3|x-1/3|+5|3/x-1/5|=2
2x-3=x+1/2
4x-(x+1/2)=2x-(1/2-5)
2/3-1/3(x-3/2)-1/2(2x+1)=5
who help me?
2x + 1 / x(x+1) - 2x+3 / (x+1)(x+2) + 2x + 5 / (x+2)(x+3) = 5 / x(x+3)
1.Tìm x , biết
a.1/2x + 5/2=7/2x - 3/4
b.2/3x-2/5=1/2x-1/3
c.1/3x + 2/5 ( x+1) = 0
d.2/3-1/3(x-3/2) -1/2 (2x+1) = 5
e. 11/15 -( 7/9 +x ) * 3/8=61/90+x/3
j.5x(2x-1/2)+2(2x-1/2)= 0
Các bạn giải giúp mình nhé .Giải chi tiết nhé . Mik đang cần gấp . Cảm ơn
a) 1/x-1 + -2/3 x (3/4 - 6/5) = 5/2-2x
b) 3 - 2/2x-3 = 2/5 + 2/9-6x - 3/2
c) x/2 - 1/x = 1/12
Tìm x biết
a, 1/2( x+2 ) - 4( x-1/4 ) = 1/2x
b,5/2( x - 3/5 ) - 1/10 = x-3
c, 5/3( 3x - 3 ) + 1/2 = 1/2( 2x - 1 )
các bn giúp mk vs
2x-3=x+1/2
4x-(x+1/2)=2x-(1/2-5)
2/3-1/3(x-2/3)-1/2(2x+1)=5
(x+1/2).(x-3/4)=0
(2x-1).(3x+1/5)=0
4x^2 -2x=0
ai giúp mik, cho 10 like VIỆT NAM nói là làm