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The length of a rectangle is the sum of the width and 3. The area of the rectangle is 54 units. What is the width, in units, of the rectangle?

The length of a rectangle is the sum of the width and 3. The area of the rectangle is 54 units. What is the width, in units, of the rectangle?
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The length of a rectangle is the sum of the width and 3. The area of the rectangle is 54 units. What is the width, in units, of the rectangle?

asked
User Parth Pandya
by
8.2k points

1 Answer

6 votes

Answer:

Let a be the width and b the length

a+3=b

a*b=54

a(a+3)=54

a^2+3a-54=0

a=6

answered
User Xpleria
by
7.6k points
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