Question

(x-5)^3 = (1-3x)^3 tìm x

Answer 1

\(\left(x-5\right)^3=\left(1-3x\right)^3\)

\(\Rightarrow x-5=1-3x\)

\(\Rightarrow x+3x=1+5\)

\(\Rightarrow4x=6\)

\(\Rightarrow x=\dfrac{3}{2}\)

 

Answer 2

Answer 3

\(x-5=1-3x\)

\(x+3x=5+1\)

\(4x=6\)

\(\Rightarrow x=\dfrac{3}{2}\)

Answer 4

`-> x - 5 = 1 - 3x`

`4x = 6`

`->x = 3/2`