Peter was building a porch. Placinf boards equal length from end to end, Peter found that 4 boards were 3 ft too long for the porch length, while 3 boards were 5 ft too short. How long was each board?
👍 👎 👁
4x-3 = 3x+5
x = 8
check: the porch was 29 ft long
4*8 = 29+3
3*8 = 29-5