Problema Solution

you have a 5" x 7" picture and you want to put a uniform border going around it you have 45 Square inches of material to make your border what is the width of the border

Answer provided by our tutors

let 'x' represent the width of the border, x>0


(5 + 2x)(7 + 2x) - 5*7 = 45


by solving we find:


x = 1.5 inches


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the width of the border is 1.5 inches.