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?
1 answer:
Each side should increase by 2x (left & right, and up & down) so that to match the condition :
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Answer:
75%
Step-by-step explanation:
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59%
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Answer:
31.25 k
Step-by-step explanation:
80 % * x = 25 k
.80 x = 25 k
x = 25 k / .80 = 31.25 k
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