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The length of a rectangular sandbox is 4 feet less than its width, which is represented by x. The area is 45 square feet. Which equation can be used to find the area of this sandbox? 1.x^2+4=45 2.x(x+4)=45
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The length of a rectangular sandbox is 4 feet less than its width, which is represented by x. The area is 45 square feet. Which equation can be used to find the area of this sandbox?

1.x^2+4=45
2.x(x+4)=45
3.x(x-4)=45
4.x(2x+4)=45

User Vannessa
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6.7k points

1 Answer

6 votes

Answer:

3

Explanation:

w= x

l= x-4

x(x-4) = 45

x^2-4x = 45

User Akmur
by
6.9k points
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