210k views
1 vote
A 31 foot board is cut in two pieces so that the longer piece is 1 foot less than three times the shorter piece

1 Answer

3 votes
X is the short piece
(3•x-1)+x=31
4x=31+1
X=32/4=8

Short piece is 8
Long piece is 3•8-1=23

Check 8+23=31 ✔️
User Prerak Sola
by
6.1k points