\(\dfrac{x-1}{45}-\dfrac{x-6}{40}=0\\ \Rightarrow\dfrac{8\left(x-1\right)}{360}-\dfrac{9\left(x-6\right)}{360}=0\\ \Rightarrow\dfrac{8x-8-9x+54}{360}=0\\ \Rightarrow-x+46=0\\ \Rightarrow-x=-46\\ \Rightarrow x=46\)
\(\dfrac{x-1}{45}-\dfrac{x-6}{40}=0\\ \Rightarrow\dfrac{8\left(x-1\right)}{360}-\dfrac{9\left(x-6\right)}{360}=0\\ \Rightarrow\dfrac{8x-8-9x+54}{360}=0\\ \Rightarrow-x+46=0\\ \Rightarrow-x=-46\\ \Rightarrow x=46\)
Tìm x biết:
a, 5(x – 7) = 0
b, 95 – 5(x+2) = 45
c, 6 2 x + 2 3 + 40 = 100
d, 3(3x+9)+6 = 96
e, 2 6 + 5 + x = 3 4
Tìm x;y thuộc Z biết |x+45+(-40)|+(y-1) <=0
tìm x,y.z
/x/+/y/+/z/=0/x/+/y/=1/x+45-40/+/y+10-11/<0Tìm x thuộc Z
[x+45+(-40)]+[y-1]<0
tìm x,y,z biết
/x/+/y/= 1
/x+45-40/+/y+10-11/<0
tìm x,y,z biết
/x/+/y/+/z/=0/x/+/y/=1/x+45-40/+/y+10-11/<0
a , |x+25| + |-y+5| = 0
b , |x-40| + |x-y+10| ≤ 0
c , |x+45-40| + |y+10-10| ≤ 0
Tìm x :40+(x+6)=45
tìm x,y,z biết/x/+/y/+/z/
/x/+/y/+/z/=0
/x+45-40/+/y+10-11/<0
/x/+/y/=0