Question 887574
first piece of wood:x
second piece of wood: 2x
third piece of wood: 2x+3

equation:
x+2x+2x+3=43
5x+3=43
5x=40
x=8 cm
the first piece is 8cm

2x
2*(8)
16 cm (second piece)

2(x)+3
2(8)+3
19 cm (third piece)

ANSWER:
first piece : 8cm
second piece: 16cm
third piece: 19cm