Question

2 ( x+4x-3 ) = 4( x+2x-1 )

Answer 1

2x + 8x - 6 = 4x + 8x - 4
10x - 6 = 12x - 4
10x -12x = - 4 + 6
-2x = 2 . (-1)
2x = -2
x = -1
 

Answer 2

2(x+4x-3)= 4(x+2x-1)
2x+8x-6= 4x+8x-4
2x+8x-4x-8x= -4+6
-2x= 2
2x= -2
x= $\frac{-2}{2}$

x= -1
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