Question

x + 4 . (x - 1) = 9 - 2 . (x +3)

Answer 1

X+4.(X-1)=9-2.(X+3)
X+4X-4=9-2X-6
5X+2=9-6+4
7X=7
X=7/7
X=1

Answer 2

$x+4(x-1)=9-2(x+3)\\x+4x-4=9-2x-6\\5x-4=3-2x\\7x=7\\x=1$