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5 votes
5 votes
Solve for x.
A) 4
B) 5
C) 6
D) 7

Solve for x. A) 4 B) 5 C) 6 D) 7-example-1
User Harut
by
3.0k points

2 Answers

17 votes
17 votes
B) 5, hope this helped <3
User Alexandre Dupriez
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2.9k points
13 votes
13 votes

Answer: B) 5

Explanation:

Due to the similarity of triangles ACE and BCD we have the proportion:


\displaystyle\\(5x)/(20) =(45)/(36)

The left side of the equation is reduced by 5, the right side of the equation is reduced by 9:


\displaystyle\\(x)/(4) =(5)/(4) \\\\Hence, \ x=5

User Cvanelteren
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3.4k points