Carol H. answered 09/10/17
Tutor
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Masters' Degree in Mathematics with 35 Years of Teaching Experience
Let x = the shorter piece of board
Let 2x + 1 = the longer piece of board
2x + 1 + x = 22
3x = 21
x = 7 feet
2x + 1 = 2(7) + 1 = 14 + 1 = 15 feet