anonymous
  • anonymous
***PLEASE HELP Katie wants to hang a painting in a gallery. The painting and frame must have an area of 45 square feet. The painting is 6 feet wide by 7 feet long. Which quadratic equation can be used to determine the thickness of the frame, x? Image of a frame 6 feet wide by 7 feet long, with an of x on the bottom and right sides 4x2 + 26x + 45 = 0 4x2 + 26x - 3 = 0 x2 + 13x - 3 = 0 x2 + 13x + 45 = 0
Algebra
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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Mehek14
  • Mehek14
\(\large{(6+x)(7+x)=45\\x^2+13x+42=45\\45-42=-3\\x^2+13x-3=0}\)
anonymous
  • anonymous
so the answer is C?
Mehek14
  • Mehek14
yea

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anonymous
  • anonymous
thanks dawg
Mehek14
  • Mehek14
anytime ^_^

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